15275560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 36126720

約数和(自身を除く): 20851160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 97, 124, 127, 155, 194, 248, 254, 310, 388, 485, 508, 620, 635, 776, 970, 1016, 1240, 1270, 1940, 2540, 3007, 3880, 3937, 5080, 6014, 7874, 12028, 12319, 15035, 15748, 19685, 24056, 24638, 30070, 31496, 39370, 49276, 60140, 61595, 78740, 98552, 120280, 123190, 157480, 246380, 381889, 492760, 763778, 1527556, 1909445, 3055112, 3818890, 7637780, 15275560]

約数ペア:

[(1, 15275560), (2, 7637780), (4, 3818890), (5, 3055112), (8, 1909445), (10, 1527556), (20, 763778), (31, 492760), (40, 381889), (62, 246380), (97, 157480), (124, 123190), (127, 120280), (155, 98552), (194, 78740), (248, 61595), (254, 60140), (310, 49276), (388, 39370), (485, 31496), (508, 30070), (620, 24638), (635, 24056), (776, 19685), (970, 15748), (1016, 15035), (1240, 12319), (1270, 12028), (1940, 7874), (2540, 6014), (3007, 5080), (3880, 3937)]