70428280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 187246080

約数和(自身を除く): 116817800

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 257, 260, 310, 340, 403, 442, 514, 520, 527, 620, 680, 806, 884, 1028, 1054, 1105, 1240, 1285, 1612, 1768, 2015, 2056, 2108, 2210, 2570, 2635, 3224, 3341, 4030, 4216, 4369, 4420, 5140, 5270, 6682, 6851, 7967, 8060, 8738, 8840, 10280, 10540, 13364, 13702, 15934, 16120, 16705, 17476, 21080, 21845, 26728, 27404, 31868, 33410, 34255, 34952, 39835, 43690, 54808, 56797, 63736, 66820, 68510, 79670, 87380, 103571, 113594, 133640, 135439, 137020, 159340, 174760, 207142, 227188, 270878, 274040, 283985, 318680, 414284, 454376, 517855, 541756, 567970, 677195, 828568, 1035710, 1083512, 1135940, 1354390, 1760707, 2071420, 2271880, 2708780, 3521414, 4142840, 5417560, 7042828, 8803535, 14085656, 17607070, 35214140, 70428280]

約数ペア:

[(1, 70428280), (2, 35214140), (4, 17607070), (5, 14085656), (8, 8803535), (10, 7042828), (13, 5417560), (17, 4142840), (20, 3521414), (26, 2708780), (31, 2271880), (34, 2071420), (40, 1760707), (52, 1354390), (62, 1135940), (65, 1083512), (68, 1035710), (85, 828568), (104, 677195), (124, 567970), (130, 541756), (136, 517855), (155, 454376), (170, 414284), (221, 318680), (248, 283985), (257, 274040), (260, 270878), (310, 227188), (340, 207142), (403, 174760), (442, 159340), (514, 137020), (520, 135439), (527, 133640), (620, 113594), (680, 103571), (806, 87380), (884, 79670), (1028, 68510), (1054, 66820), (1105, 63736), (1240, 56797), (1285, 54808), (1612, 43690), (1768, 39835), (2015, 34952), (2056, 34255), (2108, 33410), (2210, 31868), (2570, 27404), (2635, 26728), (3224, 21845), (3341, 21080), (4030, 17476), (4216, 16705), (4369, 16120), (4420, 15934), (5140, 13702), (5270, 13364), (6682, 10540), (6851, 10280), (7967, 8840), (8060, 8738)]