20120782500

素因数分解:

$2^2\times 3^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:398

約数の個数: 720

約数和(自身を含む): 81000471552

約数和(自身を除く): 60879689052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 31, 35, 36, 39, 42, 45, 50, 52, 60, 62, 63, 65, 70, 75, 78, 84, 90, 91, 93, 100, 105, 117, 124, 125, 126, 130, 140, 150, 155, 156, 175, 180, 182, 186, 195, 210, 217, 225, 234, 250, 252, 260, 273, 279, 300, 310, 315, 317, 325, 350, 364, 372, 375, 390, 403, 420, 434, 450, 455, 465, 468, 500, 525, 546, 558, 585, 620, 625, 630, 634, 650, 651, 700, 750, 775, 780, 806, 819, 868, 875, 900, 910, 930, 951, 975, 1050, 1085, 1092, 1116, 1125, 1170, 1209, 1250, 1260, 1268, 1300, 1302, 1365, 1395, 1500, 1550, 1575, 1585, 1612, 1625, 1638, 1750, 1820, 1860, 1875, 1902, 1950, 1953, 2015, 2100, 2170, 2219, 2250, 2275, 2325, 2340, 2418, 2500, 2604, 2625, 2730, 2790, 2821, 2853, 2925, 3100, 3150, 3170, 3250, 3255, 3276, 3500, 3627, 3750, 3804, 3875, 3900, 3906, 4030, 4095, 4121, 4340, 4375, 4438, 4500, 4550, 4650, 4755, 4836, 4875, 5250, 5425, 5460, 5580, 5625, 5642, 5706, 5850, 6045, 6300, 6340, 6500, 6510, 6657, 6825, 6975, 7254, 7500, 7750, 7812, 7875, 7925, 8060, 8125, 8190, 8242, 8463, 8750, 8876, 9100, 9300, 9510, 9750, 9765, 9827, 10075, 10500, 10850, 11095, 11250, 11284, 11375, 11412, 11625, 11700, 12090, 12363, 13020, 13125, 13314, 13650, 13950, 14105, 14265, 14508, 14625, 15500, 15750, 15850, 16250, 16275, 16380, 16484, 16926, 17500, 18135, 19020, 19375, 19500, 19530, 19654, 19971, 20150, 20475, 20605, 21700, 22190, 22500, 22750, 23250, 23775, 24180, 24375, 24726, 25389, 26250, 26628, 27125, 27300, 27900, 28210, 28530, 28847, 29250, 29481, 30225, 31500, 31700, 32500, 32550, 33285, 33852, 34125, 34875, 36270, 37089, 38750, 39060, 39308, 39375, 39625, 39942, 40300, 40950, 41210, 42315, 44380, 45500, 46500, 47550, 48750, 48825, 49135, 49452, 50375, 50778, 52500, 54250, 55475, 56420, 56875, 57060, 57694, 58125, 58500, 58962, 60450, 61815, 65100, 66570, 68250, 68789, 69750, 70525, 71325, 72540, 73125, 74178, 77500, 78750, 79250, 79884, 81375, 81900, 82420, 84630, 86541, 88443, 90675, 95100, 97500, 97650, 98270, 99855, 100750, 101556, 102375, 103025, 108500, 110950, 113750, 115388, 116250, 117924, 118875, 120900, 123630, 126945, 127751, 133140, 135625, 136500, 137578, 139500, 141050, 142650, 144235, 146250, 147405, 148356, 151125, 157500, 158500, 162750, 166425, 169260, 170625, 173082, 174375, 176886, 181350, 185445, 195300, 196540, 198125, 199710, 201500, 204750, 206050, 206367, 211575, 221900, 227500, 232500, 237750, 244125, 245675, 247260, 251875, 253890, 255502, 259623, 271250, 275156, 277375, 282100, 285300, 288470, 292500, 294810, 302250, 309075, 325500, 332850, 341250, 343945, 346164, 348750, 352625, 353772, 356625, 362700, 370890, 383253, 396250, 399420, 406875, 409500, 412100, 412734, 423150, 432705, 442215, 453375, 475500, 488250, 491350, 499275, 503750, 507780, 511004, 511875, 515125, 519246, 542500, 554750, 576940, 589620, 594375, 604500, 618150, 619101, 634725, 638755, 665700, 682500, 687890, 697500, 705250, 713250, 721175, 737025, 741780, 755625, 766506, 792500, 813750, 825468, 832125, 846300, 865410, 884430, 894257, 906750, 927225, 976500, 982700, 998550, 1007500, 1023750, 1030250, 1031835, 1038492, 1057875, 1109500, 1149759, 1188750, 1220625, 1228375, 1236300, 1238202, 1269450, 1277510, 1298115, 1375780, 1386875, 1410500, 1426500, 1442350, 1474050, 1511250, 1533012, 1545375, 1627500, 1664250, 1719725, 1730820, 1763125, 1768860, 1783125, 1788514, 1813500, 1854450, 1916265, 1997100, 2047500, 2060500, 2063670, 2115750, 2163525, 2211075, 2266875, 2299518, 2377500, 2441250, 2456750, 2476404, 2496375, 2538900, 2555020, 2575625, 2596230, 2682771, 2773750, 2884700, 2948100, 3022500, 3090750, 3095505, 3173625, 3193775, 3328500, 3439450, 3526250, 3566250, 3577028, 3605875, 3685125, 3708900, 3832530, 4127340, 4160625, 4231500, 4327050, 4422150, 4471285, 4533750, 4599036, 4636125, 4882500, 4913500, 4992750, 5151250, 5159175, 5192460, 5289375, 5365542, 5547500, 5748795, 6141875, 6181500, 6191010, 6347250, 6387550, 6490575, 6878900, 7052500, 7132500, 7211750, 7370250, 7665060, 7726875, 8048313, 8321250, 8598625, 8654100, 8844300, 8942570, 9067500, 9272250, 9581325, 9985500, 10302500, 10318350, 10578750, 10731084, 10817625, 11055375, 11497590, 12283750, 12382020, 12481875, 12694500, 12775100, 12981150, 13413855, 14423500, 14740500, 15453750, 15477525, 15868125, 15968875, 16096626, 16642500, 17197250, 17885140, 18029375, 18425625, 18544500, 19162650, 20636700, 21157500, 21635250, 22110750, 22356425, 22995180, 23180625, 24567500, 24963750, 25795875, 25962300, 26827710, 28743975, 30907500, 30955050, 31736250, 31937750, 32193252, 32452875, 34394500, 36058750, 36851250, 38325300, 40241565, 42993125, 43270500, 44221500, 44712850, 46361250, 47906625, 49927500, 51591750, 53655420, 54088125, 55276875, 57487950, 61910100, 63472500, 63875500, 64905750, 67069275, 72117500, 73702500, 77387625, 79844375, 80483130, 85986250, 89425700, 92722500, 95813250, 103183500, 108176250, 110553750, 111782125, 114975900, 128979375, 129811500, 134138550, 143719875, 154775250, 159688750, 160966260, 162264375, 171972500, 191626500, 201207825, 216352500, 221107500, 223564250, 239533125, 257958750, 268277100, 287439750, 309550500, 319377500, 324528750, 335346375, 386938125, 402415650, 447128500, 479066250, 515917500, 558910625, 574879500, 649057500, 670692750, 718599375, 773876250, 804831300, 958132500, 1006039125, 1117821250, 1341385500, 1437198750, 1547752500, 1676731875, 2012078250, 2235642500, 2874397500, 3353463750, 4024156500, 5030195625, 6706927500, 10060391250, 20120782500]

約数ペア:

[(1, 20120782500), (2, 10060391250), (3, 6706927500), (4, 5030195625), (5, 4024156500), (6, 3353463750), (7, 2874397500), (9, 2235642500), (10, 2012078250), (12, 1676731875), (13, 1547752500), (14, 1437198750), (15, 1341385500), (18, 1117821250), (20, 1006039125), (21, 958132500), (25, 804831300), (26, 773876250), (28, 718599375), (30, 670692750), (31, 649057500), (35, 574879500), (36, 558910625), (39, 515917500), (42, 479066250), (45, 447128500), (50, 402415650), (52, 386938125), (60, 335346375), (62, 324528750), (63, 319377500), (65, 309550500), (70, 287439750), (75, 268277100), (78, 257958750), (84, 239533125), (90, 223564250), (91, 221107500), (93, 216352500), (100, 201207825), (105, 191626500), (117, 171972500), (124, 162264375), (125, 160966260), (126, 159688750), (130, 154775250), (140, 143719875), (150, 134138550), (155, 129811500), (156, 128979375), (175, 114975900), (180, 111782125), (182, 110553750), (186, 108176250), (195, 103183500), (210, 95813250), (217, 92722500), (225, 89425700), (234, 85986250), (250, 80483130), (252, 79844375), (260, 77387625), (273, 73702500), (279, 72117500), (300, 67069275), (310, 64905750), (315, 63875500), (317, 63472500), (325, 61910100), (350, 57487950), (364, 55276875), (372, 54088125), (375, 53655420), (390, 51591750), (403, 49927500), (420, 47906625), (434, 46361250), (450, 44712850), (455, 44221500), (465, 43270500), (468, 42993125), (500, 40241565), (525, 38325300), (546, 36851250), (558, 36058750), (585, 34394500), (620, 32452875), (625, 32193252), (630, 31937750), (634, 31736250), (650, 30955050), (651, 30907500), (700, 28743975), (750, 26827710), (775, 25962300), (780, 25795875), (806, 24963750), (819, 24567500), (868, 23180625), (875, 22995180), (900, 22356425), (910, 22110750), (930, 21635250), (951, 21157500), (975, 20636700), (1050, 19162650), (1085, 18544500), (1092, 18425625), (1116, 18029375), (1125, 17885140), (1170, 17197250), (1209, 16642500), (1250, 16096626), (1260, 15968875), (1268, 15868125), (1300, 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(4836, 4160625), (4875, 4127340), (5250, 3832530), (5425, 3708900), (5460, 3685125), (5580, 3605875), (5625, 3577028), (5642, 3566250), (5706, 3526250), (5850, 3439450), (6045, 3328500), (6300, 3193775), (6340, 3173625), (6500, 3095505), (6510, 3090750), (6657, 3022500), (6825, 2948100), (6975, 2884700), (7254, 2773750), (7500, 2682771), (7750, 2596230), (7812, 2575625), (7875, 2555020), (7925, 2538900), (8060, 2496375), (8125, 2476404), (8190, 2456750), (8242, 2441250), (8463, 2377500), (8750, 2299518), (8876, 2266875), (9100, 2211075), (9300, 2163525), (9510, 2115750), (9750, 2063670), (9765, 2060500), (9827, 2047500), (10075, 1997100), (10500, 1916265), (10850, 1854450), (11095, 1813500), (11250, 1788514), (11284, 1783125), (11375, 1768860), (11412, 1763125), (11625, 1730820), (11700, 1719725), (12090, 1664250), (12363, 1627500), (13020, 1545375), (13125, 1533012), (13314, 1511250), (13650, 1474050), (13950, 1442350), (14105, 1426500), (14265, 1410500), (14508, 1386875), (14625, 1375780), (15500, 1298115), (15750, 1277510), (15850, 1269450), (16250, 1238202), (16275, 1236300), (16380, 1228375), (16484, 1220625), (16926, 1188750), (17500, 1149759), (18135, 1109500), (19020, 1057875), (19375, 1038492), (19500, 1031835), (19530, 1030250), (19654, 1023750), (19971, 1007500), (20150, 998550), (20475, 982700), (20605, 976500), (21700, 927225), (22190, 906750), (22500, 894257), (22750, 884430), (23250, 865410), (23775, 846300), (24180, 832125), (24375, 825468), (24726, 813750), (25389, 792500), (26250, 766506), (26628, 755625), (27125, 741780), (27300, 737025), (27900, 721175), (28210, 713250), (28530, 705250), (28847, 697500), (29250, 687890), (29481, 682500), (30225, 665700), (31500, 638755), (31700, 634725), (32500, 619101), (32550, 618150), (33285, 604500), (33852, 594375), (34125, 589620), (34875, 576940), (36270, 554750), (37089, 542500), (38750, 519246), (39060, 515125), (39308, 511875), (39375, 511004), (39625, 507780), (39942, 503750), (40300, 499275), 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(115388, 174375), (116250, 173082), (117924, 170625), (118875, 169260), (120900, 166425), (123630, 162750), (126945, 158500), (127751, 157500), (133140, 151125), (135625, 148356), (136500, 147405), (137578, 146250), (139500, 144235), (141050, 142650)]