20118442500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:374

約数の個数: 480

約数和(自身を含む): 71198709120

約数和(自身を除く): 51080266620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 101, 108, 117, 125, 130, 135, 150, 156, 180, 195, 202, 225, 227, 234, 250, 260, 270, 300, 303, 325, 351, 375, 390, 404, 450, 454, 468, 500, 505, 540, 585, 606, 625, 650, 675, 681, 702, 750, 780, 900, 908, 909, 975, 1010, 1125, 1135, 1170, 1212, 1250, 1300, 1313, 1350, 1362, 1404, 1500, 1515, 1625, 1755, 1818, 1875, 1950, 2020, 2043, 2250, 2270, 2340, 2500, 2525, 2626, 2700, 2724, 2727, 2925, 2951, 3030, 3250, 3375, 3405, 3510, 3636, 3750, 3900, 3939, 4086, 4500, 4540, 4545, 4875, 5050, 5252, 5454, 5625, 5675, 5850, 5902, 6060, 6129, 6500, 6565, 6750, 6810, 7020, 7500, 7575, 7878, 8125, 8172, 8775, 8853, 9090, 9750, 10100, 10215, 10908, 11250, 11350, 11700, 11804, 11817, 12258, 12625, 13130, 13500, 13620, 13635, 14625, 14755, 15150, 15756, 16250, 16875, 17025, 17550, 17706, 18180, 19500, 19695, 20430, 22500, 22700, 22725, 22927, 23634, 24375, 24516, 25250, 26260, 26559, 27270, 28375, 29250, 29510, 30300, 30645, 32500, 32825, 33750, 34050, 35100, 35412, 35451, 37875, 39390, 40860, 43875, 44265, 45450, 45854, 47268, 48750, 50500, 51075, 53118, 54540, 56750, 58500, 59020, 59085, 61290, 63125, 65650, 67500, 68100, 68175, 68781, 70902, 73125, 73775, 75750, 78780, 79677, 85125, 87750, 88530, 90900, 91708, 97500, 98475, 102150, 106236, 113500, 113625, 114635, 118170, 122580, 126250, 131300, 132795, 136350, 137562, 141804, 141875, 146250, 147550, 151500, 153225, 159354, 164125, 170250, 175500, 177060, 177255, 189375, 196950, 204300, 206343, 219375, 221325, 227250, 229270, 236340, 252500, 255375, 265590, 272700, 275124, 283750, 292500, 295100, 295425, 298051, 306450, 318708, 328250, 340500, 340875, 343905, 354510, 368875, 378750, 393900, 398385, 412686, 425625, 438750, 442650, 454500, 458540, 492375, 510750, 531180, 567500, 568125, 573175, 590850, 596102, 612900, 619029, 656500, 663975, 681750, 687810, 709020, 737750, 757500, 766125, 796770, 820625, 825372, 851250, 877500, 885300, 886275, 894153, 984750, 1021500, 1031715, 1106625, 1136250, 1146350, 1181700, 1192204, 1238058, 1276875, 1327950, 1363500, 1375620, 1475500, 1477125, 1490255, 1532250, 1593540, 1641250, 1702500, 1704375, 1719525, 1772550, 1788306, 1844375, 1969500, 1991925, 2063430, 2213250, 2272500, 2292700, 2461875, 2476116, 2553750, 2655900, 2682459, 2865875, 2954250, 2980510, 3064500, 3095145, 3282500, 3319875, 3408750, 3439050, 3545100, 3576612, 3688750, 3830625, 3983850, 4126860, 4426500, 4431375, 4470765, 4923750, 5107500, 5158575, 5364918, 5533125, 5731750, 5908500, 5961020, 6190290, 6639750, 6817500, 6878100, 7377500, 7385625, 7451275, 7661250, 7967700, 8047377, 8597625, 8862750, 8941530, 9847500, 9959625, 10317150, 10729836, 11066250, 11463500, 12380580, 13279500, 13412295, 14329375, 14771250, 14902550, 15322500, 15475725, 16094754, 16599375, 17195250, 17725500, 17883060, 19919250, 20634300, 22132500, 22156875, 22353825, 25792875, 26824590, 28658750, 29542500, 29805100, 30951450, 32189508, 33198750, 34390500, 37256375, 39838500, 40236885, 42988125, 44313750, 44707650, 49798125, 51585750, 53649180, 57317500, 61902900, 66397500, 67061475, 74512750, 77378625, 80473770, 85976250, 88627500, 89415300, 99596250, 103171500, 111769125, 128964375, 134122950, 149025500, 154757250, 160947540, 171952500, 186281875, 199192500, 201184425, 223538250, 257928750, 268245900, 309514500, 335307375, 372563750, 386893125, 402368850, 447076500, 515857500, 558845625, 670614750, 745127500, 773786250, 804737700, 1005922125, 1117691250, 1341229500, 1547572500, 1676536875, 2011844250, 2235382500, 3353073750, 4023688500, 5029610625, 6706147500, 10059221250, 20118442500]

約数ペア:

[(1, 20118442500), (2, 10059221250), (3, 6706147500), (4, 5029610625), (5, 4023688500), (6, 3353073750), (9, 2235382500), (10, 2011844250), (12, 1676536875), (13, 1547572500), (15, 1341229500), (18, 1117691250), (20, 1005922125), (25, 804737700), (26, 773786250), (27, 745127500), (30, 670614750), (36, 558845625), (39, 515857500), (45, 447076500), (50, 402368850), (52, 386893125), (54, 372563750), (60, 335307375), (65, 309514500), (75, 268245900), (78, 257928750), (90, 223538250), (100, 201184425), (101, 199192500), (108, 186281875), (117, 171952500), (125, 160947540), (130, 154757250), (135, 149025500), (150, 134122950), (156, 128964375), (180, 111769125), (195, 103171500), (202, 99596250), (225, 89415300), (227, 88627500), (234, 85976250), (250, 80473770), (260, 77378625), (270, 74512750), (300, 67061475), (303, 66397500), (325, 61902900), (351, 57317500), (375, 53649180), (390, 51585750), (404, 49798125), (450, 44707650), (454, 44313750), (468, 42988125), (500, 40236885), (505, 39838500), (540, 37256375), (585, 34390500), (606, 33198750), (625, 32189508), (650, 30951450), (675, 29805100), (681, 29542500), (702, 28658750), (750, 26824590), (780, 25792875), (900, 22353825), (908, 22156875), (909, 22132500), (975, 20634300), (1010, 19919250), (1125, 17883060), (1135, 17725500), (1170, 17195250), (1212, 16599375), (1250, 16094754), (1300, 15475725), (1313, 15322500), (1350, 14902550), (1362, 14771250), (1404, 14329375), (1500, 13412295), (1515, 13279500), (1625, 12380580), (1755, 11463500), (1818, 11066250), (1875, 10729836), (1950, 10317150), (2020, 9959625), (2043, 9847500), (2250, 8941530), (2270, 8862750), (2340, 8597625), (2500, 8047377), (2525, 7967700), (2626, 7661250), (2700, 7451275), (2724, 7385625), (2727, 7377500), (2925, 6878100), (2951, 6817500), (3030, 6639750), (3250, 6190290), (3375, 5961020), (3405, 5908500), (3510, 5731750), (3636, 5533125), (3750, 5364918), (3900, 5158575), (3939, 5107500), (4086, 4923750), (4500, 4470765), (4540, 4431375), (4545, 4426500), (4875, 4126860), (5050, 3983850), (5252, 3830625), (5454, 3688750), (5625, 3576612), (5675, 3545100), (5850, 3439050), (5902, 3408750), (6060, 3319875), (6129, 3282500), (6500, 3095145), (6565, 3064500), (6750, 2980510), (6810, 2954250), (7020, 2865875), (7500, 2682459), (7575, 2655900), (7878, 2553750), (8125, 2476116), (8172, 2461875), (8775, 2292700), (8853, 2272500), (9090, 2213250), (9750, 2063430), (10100, 1991925), (10215, 1969500), (10908, 1844375), (11250, 1788306), (11350, 1772550), (11700, 1719525), (11804, 1704375), (11817, 1702500), (12258, 1641250), (12625, 1593540), (13130, 1532250), (13500, 1490255), (13620, 1477125), (13635, 1475500), (14625, 1375620), (14755, 1363500), (15150, 1327950), (15756, 1276875), (16250, 1238058), (16875, 1192204), (17025, 1181700), (17550, 1146350), (17706, 1136250), (18180, 1106625), (19500, 1031715), (19695, 1021500), (20430, 984750), (22500, 894153), (22700, 886275), (22725, 885300), (22927, 877500), (23634, 851250), (24375, 825372), (24516, 820625), (25250, 796770), (26260, 766125), (26559, 757500), (27270, 737750), (28375, 709020), (29250, 687810), (29510, 681750), (30300, 663975), (30645, 656500), (32500, 619029), (32825, 612900), (33750, 596102), (34050, 590850), (35100, 573175), (35412, 568125), (35451, 567500), (37875, 531180), (39390, 510750), (40860, 492375), (43875, 458540), (44265, 454500), (45450, 442650), (45854, 438750), (47268, 425625), (48750, 412686), (50500, 398385), (51075, 393900), (53118, 378750), (54540, 368875), (56750, 354510), (58500, 343905), (59020, 340875), (59085, 340500), (61290, 328250), (63125, 318708), (65650, 306450), (67500, 298051), (68100, 295425), (68175, 295100), (68781, 292500), (70902, 283750), (73125, 275124), (73775, 272700), (75750, 265590), (78780, 255375), (79677, 252500), (85125, 236340), (87750, 229270), (88530, 227250), (90900, 221325), (91708, 219375), (97500, 206343), (98475, 204300), (102150, 196950), (106236, 189375), (113500, 177255), (113625, 177060), (114635, 175500), (118170, 170250), (122580, 164125), (126250, 159354), (131300, 153225), (132795, 151500), (136350, 147550), (137562, 146250), (141804, 141875)]