1640312400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:530

約数の個数: 240

約数和(自身を含む): 5455650816

約数和(自身を除く): 3815338416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 75, 80, 83, 86, 100, 120, 129, 150, 166, 172, 200, 215, 240, 249, 258, 300, 332, 344, 383, 400, 415, 430, 498, 516, 600, 645, 664, 688, 766, 830, 860, 996, 1032, 1075, 1149, 1200, 1245, 1290, 1328, 1532, 1660, 1720, 1915, 1992, 2064, 2075, 2150, 2298, 2490, 2580, 3064, 3225, 3320, 3440, 3569, 3830, 3984, 4150, 4300, 4596, 4980, 5160, 5745, 6128, 6225, 6450, 6640, 7138, 7660, 8300, 8600, 9192, 9575, 9960, 10320, 10707, 11490, 12450, 12900, 14276, 15320, 16469, 16600, 17200, 17845, 18384, 19150, 19920, 21414, 22980, 24900, 25800, 28552, 28725, 30640, 31789, 32938, 33200, 35690, 38300, 42828, 45960, 49407, 49800, 51600, 53535, 57104, 57450, 63578, 65876, 71380, 76600, 82345, 85656, 89225, 91920, 95367, 98814, 99600, 107070, 114900, 127156, 131752, 142760, 153200, 158945, 164690, 171312, 178450, 190734, 197628, 214140, 229800, 247035, 254312, 263504, 267675, 285520, 317890, 329380, 356900, 381468, 395256, 411725, 428280, 459600, 476835, 494070, 508624, 535350, 635780, 658760, 713800, 762936, 790512, 794725, 823450, 856560, 953670, 988140, 1070700, 1235175, 1271560, 1317520, 1366927, 1427600, 1525872, 1589450, 1646900, 1907340, 1976280, 2141400, 2384175, 2470350, 2543120, 2733854, 3178900, 3293800, 3814680, 3952560, 4100781, 4282800, 4768350, 4940700, 5467708, 6357800, 6587600, 6834635, 7629360, 8201562, 9536700, 9881400, 10935416, 12715600, 13669270, 16403124, 19073400, 19762800, 20503905, 21870832, 27338540, 32806248, 34173175, 38146800, 41007810, 54677080, 65612496, 68346350, 82015620, 102519525, 109354160, 136692700, 164031240, 205039050, 273385400, 328062480, 410078100, 546770800, 820156200, 1640312400]

約数ペア:

[(1, 1640312400), (2, 820156200), (3, 546770800), (4, 410078100), (5, 328062480), (6, 273385400), (8, 205039050), (10, 164031240), (12, 136692700), (15, 109354160), (16, 102519525), (20, 82015620), (24, 68346350), (25, 65612496), (30, 54677080), (40, 41007810), (43, 38146800), (48, 34173175), (50, 32806248), (60, 27338540), (75, 21870832), (80, 20503905), (83, 19762800), (86, 19073400), (100, 16403124), (120, 13669270), (129, 12715600), (150, 10935416), (166, 9881400), (172, 9536700), (200, 8201562), (215, 7629360), (240, 6834635), (249, 6587600), (258, 6357800), (300, 5467708), (332, 4940700), (344, 4768350), (383, 4282800), (400, 4100781), (415, 3952560), (430, 3814680), (498, 3293800), (516, 3178900), (600, 2733854), (645, 2543120), (664, 2470350), (688, 2384175), (766, 2141400), (830, 1976280), (860, 1907340), (996, 1646900), (1032, 1589450), (1075, 1525872), (1149, 1427600), (1200, 1366927), (1245, 1317520), (1290, 1271560), (1328, 1235175), (1532, 1070700), (1660, 988140), (1720, 953670), (1915, 856560), (1992, 823450), (2064, 794725), (2075, 790512), (2150, 762936), (2298, 713800), (2490, 658760), (2580, 635780), (3064, 535350), (3225, 508624), (3320, 494070), (3440, 476835), (3569, 459600), (3830, 428280), (3984, 411725), (4150, 395256), (4300, 381468), (4596, 356900), (4980, 329380), (5160, 317890), (5745, 285520), (6128, 267675), (6225, 263504), (6450, 254312), (6640, 247035), (7138, 229800), (7660, 214140), (8300, 197628), (8600, 190734), (9192, 178450), (9575, 171312), (9960, 164690), (10320, 158945), (10707, 153200), (11490, 142760), (12450, 131752), (12900, 127156), (14276, 114900), (15320, 107070), (16469, 99600), (16600, 98814), (17200, 95367), (17845, 91920), (18384, 89225), (19150, 85656), (19920, 82345), (21414, 76600), (22980, 71380), (24900, 65876), (25800, 63578), (28552, 57450), (28725, 57104), (30640, 53535), (31789, 51600), (32938, 49800), (33200, 49407), (35690, 45960), (38300, 42828)]