15752960

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 39048576

約数和(自身を除く): 23295616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 397, 496, 620, 640, 794, 992, 1240, 1280, 1588, 1984, 1985, 2480, 3176, 3968, 3970, 4960, 6352, 7936, 7940, 9920, 12307, 12704, 15880, 19840, 24614, 25408, 31760, 39680, 49228, 50816, 61535, 63520, 98456, 101632, 123070, 127040, 196912, 246140, 254080, 393824, 492280, 508160, 787648, 984560, 1575296, 1969120, 3150592, 3938240, 7876480, 15752960]

約数ペア:

[(1, 15752960), (2, 7876480), (4, 3938240), (5, 3150592), (8, 1969120), (10, 1575296), (16, 984560), (20, 787648), (31, 508160), (32, 492280), (40, 393824), (62, 254080), (64, 246140), (80, 196912), (124, 127040), (128, 123070), (155, 101632), (160, 98456), (248, 63520), (256, 61535), (310, 50816), (320, 49228), (397, 39680), (496, 31760), (620, 25408), (640, 24614), (794, 19840), (992, 15880), (1240, 12704), (1280, 12307), (1588, 9920), (1984, 7940), (1985, 7936), (2480, 6352), (3176, 4960), (3968, 3970)]