255599960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2677}}^1$

素因数の和:2737

約数の個数: 128

約数和(自身を含む): 740413440

約数和(自身を除く): 484813480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1540, 1705, 1736, 2170, 2387, 2677, 2728, 3080, 3410, 4340, 4774, 5354, 6820, 8680, 9548, 10708, 11935, 13385, 13640, 18739, 19096, 21416, 23870, 26770, 29447, 37478, 47740, 53540, 58894, 74956, 82987, 93695, 95480, 107080, 117788, 147235, 149912, 165974, 187390, 206129, 235576, 294470, 331948, 374780, 412258, 414935, 580909, 588940, 663896, 749560, 824516, 829870, 912857, 1030645, 1161818, 1177880, 1649032, 1659740, 1825714, 2061290, 2323636, 2904545, 3319480, 3651428, 4122580, 4564285, 4647272, 5809090, 6389999, 7302856, 8245160, 9128570, 11618180, 12779998, 18257140, 23236360, 25559996, 31949995, 36514280, 51119992, 63899990, 127799980, 255599960]

約数ペア:

[(1, 255599960), (2, 127799980), (4, 63899990), (5, 51119992), (7, 36514280), (8, 31949995), (10, 25559996), (11, 23236360), (14, 18257140), (20, 12779998), (22, 11618180), (28, 9128570), (31, 8245160), (35, 7302856), (40, 6389999), (44, 5809090), (55, 4647272), (56, 4564285), (62, 4122580), (70, 3651428), (77, 3319480), (88, 2904545), (110, 2323636), (124, 2061290), (140, 1825714), (154, 1659740), (155, 1649032), (217, 1177880), (220, 1161818), (248, 1030645), (280, 912857), (308, 829870), (310, 824516), (341, 749560), (385, 663896), (434, 588940), (440, 580909), (616, 414935), (620, 412258), (682, 374780), (770, 331948), (868, 294470), (1085, 235576), (1240, 206129), (1364, 187390), (1540, 165974), (1705, 149912), (1736, 147235), (2170, 117788), (2387, 107080), (2677, 95480), (2728, 93695), (3080, 82987), (3410, 74956), (4340, 58894), (4774, 53540), (5354, 47740), (6820, 37478), (8680, 29447), (9548, 26770), (10708, 23870), (11935, 21416), (13385, 19096), (13640, 18739)]