905139840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2571

約数の個数: 256

約数和(自身を含む): 3333882240

約数和(自身を除く): 2428742400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 128, 132, 136, 160, 165, 170, 176, 187, 192, 204, 220, 240, 255, 264, 272, 320, 330, 340, 352, 374, 384, 408, 440, 480, 510, 528, 544, 561, 640, 660, 680, 704, 748, 816, 880, 935, 960, 1020, 1056, 1088, 1122, 1320, 1360, 1408, 1496, 1632, 1760, 1870, 1920, 2040, 2112, 2176, 2244, 2521, 2640, 2720, 2805, 2992, 3264, 3520, 3740, 4080, 4224, 4488, 5042, 5280, 5440, 5610, 5984, 6528, 7040, 7480, 7563, 8160, 8976, 10084, 10560, 10880, 11220, 11968, 12605, 14960, 15126, 16320, 17952, 20168, 21120, 22440, 23936, 25210, 27731, 29920, 30252, 32640, 35904, 37815, 40336, 42857, 44880, 50420, 55462, 59840, 60504, 71808, 75630, 80672, 83193, 85714, 89760, 100840, 110924, 119680, 121008, 128571, 138655, 151260, 161344, 166386, 171428, 179520, 201680, 214285, 221848, 242016, 257142, 277310, 302520, 322688, 332772, 342856, 359040, 403360, 415965, 428570, 443696, 471427, 484032, 514284, 554620, 605040, 642855, 665544, 685712, 806720, 831930, 857140, 887392, 942854, 968064, 1028568, 1109240, 1210080, 1285710, 1331088, 1371424, 1414281, 1613440, 1663860, 1714280, 1774784, 1885708, 2057136, 2218480, 2357135, 2420160, 2571420, 2662176, 2742848, 2828562, 3327720, 3428560, 3549568, 3771416, 4114272, 4436960, 4714270, 4840320, 5142840, 5324352, 5485696, 5657124, 6655440, 6857120, 7071405, 7542832, 8228544, 8873920, 9428540, 10285680, 10648704, 11314248, 13310880, 13714240, 14142810, 15085664, 16457088, 17747840, 18857080, 20571360, 22628496, 26621760, 27428480, 28285620, 30171328, 37714160, 41142720, 45256992, 53243520, 56571240, 60342656, 75428320, 82285440, 90513984, 113142480, 150856640, 181027968, 226284960, 301713280, 452569920, 905139840]

約数ペア:

[(1, 905139840), (2, 452569920), (3, 301713280), (4, 226284960), (5, 181027968), (6, 150856640), (8, 113142480), (10, 90513984), (11, 82285440), (12, 75428320), (15, 60342656), (16, 56571240), (17, 53243520), (20, 45256992), (22, 41142720), (24, 37714160), (30, 30171328), (32, 28285620), (33, 27428480), (34, 26621760), (40, 22628496), (44, 20571360), (48, 18857080), (51, 17747840), (55, 16457088), (60, 15085664), (64, 14142810), (66, 13714240), (68, 13310880), (80, 11314248), (85, 10648704), (88, 10285680), (96, 9428540), (102, 8873920), (110, 8228544), (120, 7542832), (128, 7071405), (132, 6857120), (136, 6655440), (160, 5657124), (165, 5485696), (170, 5324352), (176, 5142840), (187, 4840320), (192, 4714270), (204, 4436960), (220, 4114272), (240, 3771416), (255, 3549568), (264, 3428560), (272, 3327720), (320, 2828562), (330, 2742848), (340, 2662176), (352, 2571420), (374, 2420160), (384, 2357135), (408, 2218480), (440, 2057136), (480, 1885708), (510, 1774784), (528, 1714280), (544, 1663860), (561, 1613440), (640, 1414281), (660, 1371424), (680, 1331088), (704, 1285710), (748, 1210080), (816, 1109240), (880, 1028568), (935, 968064), (960, 942854), (1020, 887392), (1056, 857140), (1088, 831930), (1122, 806720), (1320, 685712), (1360, 665544), (1408, 642855), (1496, 605040), (1632, 554620), (1760, 514284), (1870, 484032), (1920, 471427), (2040, 443696), (2112, 428570), (2176, 415965), (2244, 403360), (2521, 359040), (2640, 342856), (2720, 332772), (2805, 322688), (2992, 302520), (3264, 277310), (3520, 257142), (3740, 242016), (4080, 221848), (4224, 214285), (4488, 201680), (5042, 179520), (5280, 171428), (5440, 166386), (5610, 161344), (5984, 151260), (6528, 138655), (7040, 128571), (7480, 121008), (7563, 119680), (8160, 110924), (8976, 100840), (10084, 89760), (10560, 85714), (10880, 83193), (11220, 80672), (11968, 75630), (12605, 71808), (14960, 60504), (15126, 59840), (16320, 55462), (17952, 50420), (20168, 44880), (21120, 42857), (22440, 40336), (23936, 37815), (25210, 35904), (27731, 32640), (29920, 30252)]