1931000400

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 720

約数和(自身を含む): 8355318400

約数和(自身を除く): 6424318000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 25, 28, 30, 35, 36, 37, 38, 40, 42, 45, 48, 50, 56, 57, 60, 63, 70, 72, 74, 75, 76, 80, 84, 90, 95, 100, 105, 109, 111, 112, 114, 120, 126, 133, 140, 144, 148, 150, 152, 168, 171, 175, 180, 185, 190, 200, 210, 218, 222, 225, 228, 240, 252, 259, 266, 280, 285, 296, 300, 304, 315, 327, 333, 336, 342, 350, 360, 370, 380, 399, 400, 420, 436, 444, 450, 456, 475, 504, 518, 525, 532, 545, 555, 560, 570, 592, 600, 630, 654, 665, 666, 684, 700, 703, 720, 740, 760, 763, 777, 798, 840, 855, 872, 888, 900, 912, 925, 950, 981, 1008, 1036, 1050, 1064, 1090, 1110, 1140, 1197, 1200, 1260, 1295, 1308, 1330, 1332, 1368, 1400, 1406, 1425, 1480, 1520, 1526, 1554, 1575, 1596, 1635, 1665, 1680, 1710, 1744, 1776, 1800, 1850, 1900, 1962, 1995, 2071, 2072, 2100, 2109, 2128, 2180, 2220, 2280, 2289, 2331, 2394, 2520, 2590, 2616, 2660, 2664, 2725, 2736, 2775, 2800, 2812, 2850, 2960, 3052, 3108, 3150, 3192, 3270, 3325, 3330, 3420, 3515, 3600, 3700, 3800, 3815, 3885, 3924, 3990, 4033, 4142, 4144, 4200, 4218, 4275, 4360, 4440, 4560, 4578, 4662, 4788, 4905, 4921, 5040, 5180, 5232, 5320, 5328, 5450, 5550, 5624, 5700, 5985, 6104, 6213, 6216, 6300, 6327, 6384, 6475, 6540, 6650, 6660, 6840, 6867, 7030, 7400, 7600, 7630, 7770, 7848, 7980, 8066, 8175, 8284, 8325, 8400, 8436, 8550, 8720, 8880, 9156, 9324, 9576, 9810, 9842, 9975, 10355, 10360, 10545, 10640, 10900, 11100, 11248, 11400, 11445, 11655, 11970, 12099, 12208, 12426, 12432, 12600, 12654, 12950, 13080, 13300, 13320, 13680, 13734, 14060, 14497, 14763, 14800, 15260, 15540, 15696, 15960, 16132, 16350, 16568, 16650, 16872, 17100, 17575, 18312, 18639, 18648, 19075, 19152, 19425, 19620, 19684, 19950, 20165, 20710, 20720, 21090, 21800, 22200, 22800, 22890, 23310, 23940, 24198, 24525, 24605, 24852, 25200, 25308, 25900, 26160, 26600, 26640, 27468, 28120, 28231, 28994, 29526, 29925, 30520, 31065, 31080, 31635, 31920, 32264, 32700, 33136, 33300, 33744, 34200, 34335, 35150, 36297, 36624, 37278, 37296, 38150, 38850, 39240, 39368, 39900, 40330, 41420, 42180, 43491, 43600, 44289, 44400, 45780, 46620, 47880, 48396, 49050, 49210, 49704, 50616, 51775, 51800, 52725, 53200, 54936, 56240, 56462, 57225, 57988, 58275, 59052, 59850, 60495, 61040, 62130, 62160, 63270, 64528, 65400, 66600, 68400, 68670, 70300, 72485, 72594, 73815, 74556, 76300, 76627, 77700, 78480, 78736, 79800, 80660, 82840, 84360, 84693, 86982, 88578, 91560, 93195, 93240, 95760, 96792, 98100, 98420, 99408, 100825, 101232, 103550, 103600, 105450, 109872, 112924, 114450, 115976, 116550, 118104, 119700, 120990, 123025, 124260, 126540, 130473, 130800, 133200, 137340, 140600, 141155, 144970, 145188, 147630, 149112, 152600, 153254, 155325, 155400, 158175, 159600, 161320, 165680, 168720, 169386, 171675, 173964, 177156, 181485, 183120, 186390, 186480, 193584, 196200, 196840, 201650, 207100, 210900, 217455, 221445, 225848, 228900, 229881, 231952, 233100, 236208, 239400, 241980, 246050, 248520, 253080, 254079, 260946, 274680, 281200, 282310, 289940, 290376, 295260, 298224, 302475, 305200, 306508, 310650, 310800, 316350, 322640, 338772, 343350, 347928, 354312, 362425, 362970, 369075, 372780, 383135, 392400, 393680, 403300, 414200, 421800, 423465, 434910, 442890, 451696, 457800, 459762, 465975, 466200, 478800, 483960, 492100, 497040, 506160, 508158, 521892, 536389, 549360, 564620, 579880, 580752, 590520, 604950, 613016, 621300, 632700, 652365, 677544, 686700, 689643, 695856, 705775, 708624, 724850, 725940, 738150, 745560, 766270, 806600, 828400, 843600, 846930, 869820, 885780, 907425, 915600, 919524, 931950, 932400, 967920, 984200, 1016316, 1043784, 1072778, 1087275, 1107225, 1129240, 1149405, 1159760, 1181040, 1209900, 1226032, 1242600, 1265400, 1270395, 1304730, 1355088, 1373400, 1379286, 1411550, 1449700, 1451880, 1476300, 1491120, 1532540, 1609167, 1613200, 1693860, 1739640, 1771560, 1814850, 1839048, 1863900, 1915675, 1968400, 2032632, 2087568, 2117325, 2145556, 2174550, 2214450, 2258480, 2298810, 2419800, 2485200, 2530800, 2540790, 2609460, 2681945, 2746800, 2758572, 2823100, 2899400, 2903760, 2952600, 3065080, 3218334, 3261825, 3387720, 3448215, 3479280, 3543120, 3629700, 3678096, 3727800, 3831350, 4065264, 4234650, 4291112, 4349100, 4428900, 4597620, 4827501, 4839600, 5081580, 5218920, 5363890, 5517144, 5646200, 5747025, 5798800, 5905200, 6130160, 6351975, 6436668, 6523650, 6775440, 6896430, 7259400, 7455600, 7662700, 8045835, 8469300, 8582224, 8698200, 8857800, 9195240, 9655002, 10163160, 10437840, 10727780, 11034288, 11292400, 11494050, 12703950, 12873336, 13047300, 13409725, 13792860, 14518800, 15325400, 16091670, 16938600, 17241075, 17396400, 17715600, 18390480, 19310004, 20326320, 21455560, 22988100, 24137505, 25407900, 25746672, 26094600, 26819450, 27585720, 30650800, 32183340, 33877200, 34482150, 38620008, 40229175, 42911120, 45976200, 48275010, 50815800, 52189200, 53638900, 55171440, 64366680, 68964300, 77240016, 80458350, 91952400, 96550020, 101631600, 107277800, 120687525, 128733360, 137928600, 160916700, 193100040, 214555600, 241375050, 275857200, 321833400, 386200080, 482750100, 643666800, 965500200, 1931000400]

約数ペア:

[(1, 1931000400), (2, 965500200), (3, 643666800), (4, 482750100), (5, 386200080), (6, 321833400), (7, 275857200), (8, 241375050), (9, 214555600), (10, 193100040), (12, 160916700), (14, 137928600), (15, 128733360), (16, 120687525), (18, 107277800), (19, 101631600), (20, 96550020), (21, 91952400), (24, 80458350), (25, 77240016), (28, 68964300), (30, 64366680), (35, 55171440), (36, 53638900), (37, 52189200), (38, 50815800), (40, 48275010), (42, 45976200), (45, 42911120), (48, 40229175), (50, 38620008), (56, 34482150), (57, 33877200), (60, 32183340), (63, 30650800), (70, 27585720), (72, 26819450), (74, 26094600), (75, 25746672), (76, 25407900), (80, 24137505), (84, 22988100), (90, 21455560), (95, 20326320), (100, 19310004), (105, 18390480), (109, 17715600), (111, 17396400), (112, 17241075), (114, 16938600), (120, 16091670), (126, 15325400), (133, 14518800), (140, 13792860), (144, 13409725), (148, 13047300), (150, 12873336), (152, 12703950), (168, 11494050), (171, 11292400), (175, 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2174550), (900, 2145556), (912, 2117325), (925, 2087568), (950, 2032632), (981, 1968400), (1008, 1915675), (1036, 1863900), (1050, 1839048), (1064, 1814850), (1090, 1771560), (1110, 1739640), (1140, 1693860), (1197, 1613200), (1200, 1609167), (1260, 1532540), (1295, 1491120), (1308, 1476300), (1330, 1451880), (1332, 1449700), (1368, 1411550), (1400, 1379286), (1406, 1373400), (1425, 1355088), (1480, 1304730), (1520, 1270395), (1526, 1265400), (1554, 1242600), (1575, 1226032), (1596, 1209900), (1635, 1181040), (1665, 1159760), (1680, 1149405), (1710, 1129240), (1744, 1107225), (1776, 1087275), (1800, 1072778), (1850, 1043784), (1900, 1016316), (1962, 984200), (1995, 967920), (2071, 932400), (2072, 931950), (2100, 919524), (2109, 915600), (2128, 907425), (2180, 885780), (2220, 869820), (2280, 846930), (2289, 843600), (2331, 828400), (2394, 806600), (2520, 766270), (2590, 745560), (2616, 738150), (2660, 725940), (2664, 724850), (2725, 708624), (2736, 705775), (2775, 695856), (2800, 689643), (2812, 686700), (2850, 677544), (2960, 652365), (3052, 632700), (3108, 621300), (3150, 613016), (3192, 604950), (3270, 590520), (3325, 580752), (3330, 579880), (3420, 564620), (3515, 549360), (3600, 536389), (3700, 521892), (3800, 508158), (3815, 506160), (3885, 497040), (3924, 492100), (3990, 483960), (4033, 478800), (4142, 466200), (4144, 465975), (4200, 459762), (4218, 457800), (4275, 451696), (4360, 442890), (4440, 434910), (4560, 423465), (4578, 421800), (4662, 414200), (4788, 403300), (4905, 393680), (4921, 392400), (5040, 383135), (5180, 372780), (5232, 369075), (5320, 362970), (5328, 362425), (5450, 354312), (5550, 347928), (5624, 343350), (5700, 338772), (5985, 322640), (6104, 316350), (6213, 310800), (6216, 310650), (6300, 306508), (6327, 305200), (6384, 302475), (6475, 298224), (6540, 295260), (6650, 290376), (6660, 289940), (6840, 282310), (6867, 281200), (7030, 274680), (7400, 260946), (7600, 254079), (7630, 253080), (7770, 248520), (7848, 246050), (7980, 241980), (8066, 239400), (8175, 236208), (8284, 233100), (8325, 231952), (8400, 229881), (8436, 228900), (8550, 225848), (8720, 221445), (8880, 217455), (9156, 210900), (9324, 207100), (9576, 201650), (9810, 196840), (9842, 196200), (9975, 193584), (10355, 186480), (10360, 186390), (10545, 183120), (10640, 181485), (10900, 177156), (11100, 173964), (11248, 171675), (11400, 169386), (11445, 168720), (11655, 165680), (11970, 161320), (12099, 159600), (12208, 158175), (12426, 155400), (12432, 155325), (12600, 153254), (12654, 152600), (12950, 149112), (13080, 147630), (13300, 145188), (13320, 144970), (13680, 141155), (13734, 140600), (14060, 137340), (14497, 133200), (14763, 130800), (14800, 130473), (15260, 126540), (15540, 124260), (15696, 123025), (15960, 120990), (16132, 119700), (16350, 118104), (16568, 116550), (16650, 115976), (16872, 114450), (17100, 112924), (17575, 109872), (18312, 105450), (18639, 103600), (18648, 103550), (19075, 101232), (19152, 100825), (19425, 99408), (19620, 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