645793280

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 320

約数和(自身を含む): 1909163520

約数和(自身を除く): 1263370240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 32, 34, 38, 40, 44, 55, 64, 68, 71, 76, 80, 85, 88, 95, 110, 128, 136, 142, 152, 160, 170, 176, 187, 190, 209, 220, 256, 272, 284, 304, 320, 323, 340, 352, 355, 374, 380, 418, 440, 512, 544, 568, 608, 640, 646, 680, 704, 710, 748, 760, 781, 836, 880, 935, 1045, 1088, 1136, 1207, 1216, 1280, 1292, 1349, 1360, 1408, 1420, 1496, 1520, 1562, 1615, 1672, 1760, 1870, 2090, 2176, 2272, 2414, 2432, 2560, 2584, 2698, 2720, 2816, 2840, 2992, 3040, 3124, 3230, 3344, 3520, 3553, 3740, 3905, 4180, 4352, 4544, 4828, 4864, 5168, 5396, 5440, 5632, 5680, 5984, 6035, 6080, 6248, 6460, 6688, 6745, 7040, 7106, 7480, 7810, 8360, 8704, 9088, 9656, 9728, 10336, 10792, 10880, 11360, 11968, 12070, 12160, 12496, 12920, 13277, 13376, 13490, 14080, 14212, 14839, 14960, 15620, 16720, 17765, 18176, 19312, 20672, 21584, 21760, 22720, 22933, 23936, 24140, 24320, 24992, 25840, 26554, 26752, 26980, 28160, 28424, 29678, 29920, 31240, 33440, 35530, 36352, 38624, 41344, 43168, 43520, 45440, 45866, 47872, 48280, 48640, 49984, 51680, 53108, 53504, 53960, 56848, 59356, 59840, 62480, 66385, 66880, 71060, 74195, 77248, 82688, 86336, 90880, 91732, 95744, 96560, 99968, 103360, 106216, 107008, 107920, 113696, 114665, 118712, 119680, 124960, 132770, 133760, 142120, 148390, 154496, 165376, 172672, 181760, 183464, 193120, 199936, 206720, 212432, 215840, 227392, 229330, 237424, 239360, 249920, 252263, 265540, 267520, 284240, 296780, 308992, 345344, 366928, 386240, 399872, 413440, 424864, 431680, 454784, 458660, 474848, 478720, 499840, 504526, 531080, 535040, 568480, 593560, 617984, 690688, 733856, 772480, 826880, 849728, 863360, 909568, 917320, 949696, 999680, 1009052, 1062160, 1136960, 1187120, 1261315, 1467712, 1544960, 1699456, 1726720, 1819136, 1834640, 1899392, 1999360, 2018104, 2124320, 2273920, 2374240, 2522630, 2935424, 3089920, 3398912, 3453440, 3669280, 3798784, 4036208, 4248640, 4547840, 4748480, 5045260, 5870848, 6797824, 7338560, 7597568, 8072416, 8497280, 9095680, 9496960, 10090520, 11741696, 14677120, 16144832, 16994560, 18993920, 20181040, 29354240, 32289664, 33989120, 37987840, 40362080, 58708480, 64579328, 80724160, 129158656, 161448320, 322896640, 645793280]

約数ペア:

[(1, 645793280), (2, 322896640), (4, 161448320), (5, 129158656), (8, 80724160), (10, 64579328), (11, 58708480), (16, 40362080), (17, 37987840), (19, 33989120), (20, 32289664), (22, 29354240), (32, 20181040), (34, 18993920), (38, 16994560), (40, 16144832), (44, 14677120), (55, 11741696), (64, 10090520), (68, 9496960), (71, 9095680), (76, 8497280), (80, 8072416), (85, 7597568), (88, 7338560), (95, 6797824), (110, 5870848), (128, 5045260), (136, 4748480), (142, 4547840), (152, 4248640), (160, 4036208), (170, 3798784), (176, 3669280), (187, 3453440), (190, 3398912), (209, 3089920), (220, 2935424), (256, 2522630), (272, 2374240), (284, 2273920), (304, 2124320), (320, 2018104), (323, 1999360), (340, 1899392), (352, 1834640), (355, 1819136), (374, 1726720), (380, 1699456), (418, 1544960), (440, 1467712), (512, 1261315), (544, 1187120), (568, 1136960), (608, 1062160), (640, 1009052), (646, 999680), (680, 949696), (704, 917320), (710, 909568), (748, 863360), (760, 849728), (781, 826880), (836, 772480), (880, 733856), (935, 690688), (1045, 617984), (1088, 593560), (1136, 568480), (1207, 535040), (1216, 531080), (1280, 504526), (1292, 499840), (1349, 478720), (1360, 474848), (1408, 458660), (1420, 454784), (1496, 431680), (1520, 424864), (1562, 413440), (1615, 399872), (1672, 386240), (1760, 366928), (1870, 345344), (2090, 308992), (2176, 296780), (2272, 284240), (2414, 267520), (2432, 265540), (2560, 252263), (2584, 249920), (2698, 239360), (2720, 237424), (2816, 229330), (2840, 227392), (2992, 215840), (3040, 212432), (3124, 206720), (3230, 199936), (3344, 193120), (3520, 183464), (3553, 181760), (3740, 172672), (3905, 165376), (4180, 154496), (4352, 148390), (4544, 142120), (4828, 133760), (4864, 132770), (5168, 124960), (5396, 119680), (5440, 118712), (5632, 114665), (5680, 113696), (5984, 107920), (6035, 107008), (6080, 106216), (6248, 103360), (6460, 99968), (6688, 96560), (6745, 95744), (7040, 91732), (7106, 90880), (7480, 86336), (7810, 82688), (8360, 77248), (8704, 74195), (9088, 71060), (9656, 66880), (9728, 66385), (10336, 62480), (10792, 59840), (10880, 59356), (11360, 56848), (11968, 53960), (12070, 53504), (12160, 53108), (12496, 51680), (12920, 49984), (13277, 48640), (13376, 48280), (13490, 47872), (14080, 45866), (14212, 45440), (14839, 43520), (14960, 43168), (15620, 41344), (16720, 38624), (17765, 36352), (18176, 35530), (19312, 33440), (20672, 31240), (21584, 29920), (21760, 29678), (22720, 28424), (22933, 28160), (23936, 26980), (24140, 26752), (24320, 26554), (24992, 25840)]