261755700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{12289}}^1$

素因数の和:12377

約数の個数: 72

約数和(自身を含む): 768075840

約数和(自身を除く): 506320140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 1065, 1420, 1775, 2130, 3550, 4260, 5325, 7100, 10650, 12289, 21300, 24578, 36867, 49156, 61445, 73734, 122890, 147468, 184335, 245780, 307225, 368670, 614450, 737340, 872519, 921675, 1228900, 1745038, 1843350, 2617557, 3490076, 3686700, 4362595, 5235114, 8725190, 10470228, 13087785, 17450380, 21812975, 26175570, 43625950, 52351140, 65438925, 87251900, 130877850, 261755700]

約数ペア:

[(1, 261755700), (2, 130877850), (3, 87251900), (4, 65438925), (5, 52351140), (6, 43625950), (10, 26175570), (12, 21812975), (15, 17450380), (20, 13087785), (25, 10470228), (30, 8725190), (50, 5235114), (60, 4362595), (71, 3686700), (75, 3490076), (100, 2617557), (142, 1843350), (150, 1745038), (213, 1228900), (284, 921675), (300, 872519), (355, 737340), (426, 614450), (710, 368670), (852, 307225), (1065, 245780), (1420, 184335), (1775, 147468), (2130, 122890), (3550, 73734), (4260, 61445), (5325, 49156), (7100, 36867), (10650, 24578), (12289, 21300)]