31730280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2971}}^1$

素因数の和:3074

約数の個数: 64

約数和(自身を含む): 96292800

約数和(自身を除く): 64562520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 2971, 3560, 5340, 5942, 8913, 10680, 11884, 14855, 17826, 23768, 29710, 35652, 44565, 59420, 71304, 89130, 118840, 178260, 264419, 356520, 528838, 793257, 1057676, 1322095, 1586514, 2115352, 2644190, 3173028, 3966285, 5288380, 6346056, 7932570, 10576760, 15865140, 31730280]

約数ペア:

[(1, 31730280), (2, 15865140), (3, 10576760), (4, 7932570), (5, 6346056), (6, 5288380), (8, 3966285), (10, 3173028), (12, 2644190), (15, 2115352), (20, 1586514), (24, 1322095), (30, 1057676), (40, 793257), (60, 528838), (89, 356520), (120, 264419), (178, 178260), (267, 118840), (356, 89130), (445, 71304), (534, 59420), (712, 44565), (890, 35652), (1068, 29710), (1335, 23768), (1780, 17826), (2136, 14855), (2670, 11884), (2971, 10680), (3560, 8913), (5340, 5942)]