255639984

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{14753}}^1$

素因数の和:14802

約数の個数: 60

約数和(自身を含む): 697037976

約数和(自身を除く): 441397992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 361, 456, 722, 912, 1083, 1444, 2166, 2888, 4332, 5776, 8664, 14753, 17328, 29506, 44259, 59012, 88518, 118024, 177036, 236048, 280307, 354072, 560614, 708144, 840921, 1121228, 1681842, 2242456, 3363684, 4484912, 5325833, 6727368, 10651666, 13454736, 15977499, 21303332, 31954998, 42606664, 63909996, 85213328, 127819992, 255639984]

約数ペア:

[(1, 255639984), (2, 127819992), (3, 85213328), (4, 63909996), (6, 42606664), (8, 31954998), (12, 21303332), (16, 15977499), (19, 13454736), (24, 10651666), (38, 6727368), (48, 5325833), (57, 4484912), (76, 3363684), (114, 2242456), (152, 1681842), (228, 1121228), (304, 840921), (361, 708144), (456, 560614), (722, 354072), (912, 280307), (1083, 236048), (1444, 177036), (2166, 118024), (2888, 88518), (4332, 59012), (5776, 44259), (8664, 29506), (14753, 17328)]