1815679799120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2887}}^1\times {\mathrm{714677}}^1$

素因数の和:717588

約数の個数: 80

約数和(自身を含む): 4606825822848

約数和(自身を除く): 2791146023728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2887, 5774, 11548, 14435, 23096, 28870, 31757, 46192, 57740, 63514, 115480, 127028, 158785, 230960, 254056, 317570, 508112, 635140, 714677, 1270280, 1429354, 2540560, 2858708, 3573385, 5717416, 7146770, 7861447, 11434832, 14293540, 15722894, 28587080, 31445788, 39307235, 57174160, 62891576, 78614470, 125783152, 157228940, 314457880, 628915760, 2063272499, 4126544998, 8253089996, 10316362495, 16506179992, 20632724990, 22695997489, 33012359984, 41265449980, 45391994978, 82530899960, 90783989956, 113479987445, 165061799920, 181567979912, 226959974890, 363135959824, 453919949780, 907839899560, 1815679799120]

約数ペア:

[(1, 1815679799120), (2, 907839899560), (4, 453919949780), (5, 363135959824), (8, 226959974890), (10, 181567979912), (11, 165061799920), (16, 113479987445), (20, 90783989956), (22, 82530899960), (40, 45391994978), (44, 41265449980), (55, 33012359984), (80, 22695997489), (88, 20632724990), (110, 16506179992), (176, 10316362495), (220, 8253089996), (440, 4126544998), (880, 2063272499), (2887, 628915760), (5774, 314457880), (11548, 157228940), (14435, 125783152), (23096, 78614470), (28870, 62891576), (31757, 57174160), (46192, 39307235), (57740, 31445788), (63514, 28587080), (115480, 15722894), (127028, 14293540), (158785, 11434832), (230960, 7861447), (254056, 7146770), (317570, 5717416), (508112, 3573385), (635140, 2858708), (714677, 2540560), (1270280, 1429354)]