90300120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4793}}^1$

素因数の和:4964

約数の個数: 64

約数和(自身を含む): 272682720

約数和(自身を除く): 182382600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 4793, 6280, 9420, 9586, 14379, 18840, 19172, 23965, 28758, 38344, 47930, 57516, 71895, 95860, 115032, 143790, 191720, 287580, 575160, 752501, 1505002, 2257503, 3010004, 3762505, 4515006, 6020008, 7525010, 9030012, 11287515, 15050020, 18060024, 22575030, 30100040, 45150060, 90300120]

約数ペア:

[(1, 90300120), (2, 45150060), (3, 30100040), (4, 22575030), (5, 18060024), (6, 15050020), (8, 11287515), (10, 9030012), (12, 7525010), (15, 6020008), (20, 4515006), (24, 3762505), (30, 3010004), (40, 2257503), (60, 1505002), (120, 752501), (157, 575160), (314, 287580), (471, 191720), (628, 143790), (785, 115032), (942, 95860), (1256, 71895), (1570, 57516), (1884, 47930), (2355, 38344), (3140, 28758), (3768, 23965), (4710, 19172), (4793, 18840), (6280, 14379), (9420, 9586)]