281431020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 892329984

約数和(自身を除く): 610898964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 103, 113, 124, 130, 155, 156, 186, 195, 206, 226, 260, 309, 310, 339, 372, 390, 403, 412, 452, 465, 515, 565, 618, 620, 678, 780, 806, 930, 1030, 1130, 1209, 1236, 1339, 1356, 1469, 1545, 1612, 1695, 1860, 2015, 2060, 2260, 2418, 2678, 2938, 3090, 3193, 3390, 3503, 4017, 4030, 4407, 4836, 5356, 5876, 6045, 6180, 6386, 6695, 6780, 7006, 7345, 8034, 8060, 8814, 9579, 10509, 11639, 12090, 12772, 13390, 14012, 14690, 15965, 16068, 17515, 17628, 19158, 20085, 21018, 22035, 23278, 24180, 26780, 29380, 31930, 34917, 35030, 38316, 40170, 41509, 42036, 44070, 45539, 46556, 47895, 52545, 58195, 63860, 69834, 70060, 80340, 83018, 88140, 91078, 95790, 105090, 116390, 124527, 136617, 139668, 151307, 166036, 174585, 182156, 191580, 207545, 210180, 227695, 232780, 249054, 273234, 302614, 349170, 360809, 415090, 453921, 455390, 498108, 546468, 605228, 622635, 683085, 698340, 721618, 756535, 830180, 907842, 910780, 1082427, 1245270, 1366170, 1443236, 1513070, 1804045, 1815684, 2164854, 2269605, 2490540, 2732340, 3026140, 3608090, 4329708, 4539210, 4690517, 5412135, 7216180, 9078420, 9381034, 10824270, 14071551, 18762068, 21648540, 23452585, 28143102, 46905170, 56286204, 70357755, 93810340, 140715510, 281431020]

約数ペア:

[(1, 281431020), (2, 140715510), (3, 93810340), (4, 70357755), (5, 56286204), (6, 46905170), (10, 28143102), (12, 23452585), (13, 21648540), (15, 18762068), (20, 14071551), (26, 10824270), (30, 9381034), (31, 9078420), (39, 7216180), (52, 5412135), (60, 4690517), (62, 4539210), (65, 4329708), (78, 3608090), (93, 3026140), (103, 2732340), (113, 2490540), (124, 2269605), (130, 2164854), (155, 1815684), (156, 1804045), (186, 1513070), (195, 1443236), (206, 1366170), (226, 1245270), (260, 1082427), (309, 910780), (310, 907842), (339, 830180), (372, 756535), (390, 721618), (403, 698340), (412, 683085), (452, 622635), (465, 605228), (515, 546468), (565, 498108), (618, 455390), (620, 453921), (678, 415090), (780, 360809), (806, 349170), (930, 302614), (1030, 273234), (1130, 249054), (1209, 232780), (1236, 227695), (1339, 210180), (1356, 207545), (1469, 191580), (1545, 182156), (1612, 174585), (1695, 166036), (1860, 151307), (2015, 139668), (2060, 136617), (2260, 124527), (2418, 116390), (2678, 105090), (2938, 95790), (3090, 91078), (3193, 88140), (3390, 83018), (3503, 80340), (4017, 70060), (4030, 69834), (4407, 63860), (4836, 58195), (5356, 52545), (5876, 47895), (6045, 46556), (6180, 45539), (6386, 44070), (6695, 42036), (6780, 41509), (7006, 40170), (7345, 38316), (8034, 35030), (8060, 34917), (8814, 31930), (9579, 29380), (10509, 26780), (11639, 24180), (12090, 23278), (12772, 22035), (13390, 21018), (14012, 20085), (14690, 19158), (15965, 17628), (16068, 17515)]