258724140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7321}}^1$

素因数の和:7383

約数の個数: 96

約数和(自身を含む): 787261440

約数和(自身を除く): 528537300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 570, 589, 620, 930, 1140, 1178, 1767, 1860, 2356, 2945, 3534, 5890, 7068, 7321, 8835, 11780, 14642, 17670, 21963, 29284, 35340, 36605, 43926, 73210, 87852, 109815, 139099, 146420, 219630, 226951, 278198, 417297, 439260, 453902, 556396, 680853, 695495, 834594, 907804, 1134755, 1361706, 1390990, 1669188, 2086485, 2269510, 2723412, 2781980, 3404265, 4172970, 4312069, 4539020, 6808530, 8345940, 8624138, 12936207, 13617060, 17248276, 21560345, 25872414, 43120690, 51744828, 64681035, 86241380, 129362070, 258724140]

約数ペア:

[(1, 258724140), (2, 129362070), (3, 86241380), (4, 64681035), (5, 51744828), (6, 43120690), (10, 25872414), (12, 21560345), (15, 17248276), (19, 13617060), (20, 12936207), (30, 8624138), (31, 8345940), (38, 6808530), (57, 4539020), (60, 4312069), (62, 4172970), (76, 3404265), (93, 2781980), (95, 2723412), (114, 2269510), (124, 2086485), (155, 1669188), (186, 1390990), (190, 1361706), (228, 1134755), (285, 907804), (310, 834594), (372, 695495), (380, 680853), (465, 556396), (570, 453902), (589, 439260), (620, 417297), (930, 278198), (1140, 226951), (1178, 219630), (1767, 146420), (1860, 139099), (2356, 109815), (2945, 87852), (3534, 73210), (5890, 43926), (7068, 36605), (7321, 35340), (8835, 29284), (11780, 21963), (14642, 17670)]