248775560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4127}}^1$

素因数の和:4286

約数の個数: 64

約数和(自身を含む): 615237120

約数和(自身を除く): 366461560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 548, 685, 1096, 1370, 1507, 2740, 3014, 4127, 5480, 6028, 7535, 8254, 12056, 15070, 16508, 20635, 30140, 33016, 41270, 45397, 60280, 82540, 90794, 165080, 181588, 226985, 363176, 453970, 565399, 907940, 1130798, 1815880, 2261596, 2826995, 4523192, 5653990, 6219389, 11307980, 12438778, 22615960, 24877556, 31096945, 49755112, 62193890, 124387780, 248775560]

約数ペア:

[(1, 248775560), (2, 124387780), (4, 62193890), (5, 49755112), (8, 31096945), (10, 24877556), (11, 22615960), (20, 12438778), (22, 11307980), (40, 6219389), (44, 5653990), (55, 4523192), (88, 2826995), (110, 2261596), (137, 1815880), (220, 1130798), (274, 907940), (440, 565399), (548, 453970), (685, 363176), (1096, 226985), (1370, 181588), (1507, 165080), (2740, 90794), (3014, 82540), (4127, 60280), (5480, 45397), (6028, 41270), (7535, 33016), (8254, 30140), (12056, 20635), (15070, 16508)]