1397790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 3870720

約数和(自身を除く): 2472930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 167, 186, 270, 279, 310, 334, 465, 501, 558, 835, 837, 930, 1002, 1395, 1503, 1670, 1674, 2505, 2790, 3006, 4185, 4509, 5010, 5177, 7515, 8370, 9018, 10354, 15030, 15531, 22545, 25885, 31062, 45090, 46593, 51770, 77655, 93186, 139779, 155310, 232965, 279558, 465930, 698895, 1397790]

約数ペア:

[(1, 1397790), (2, 698895), (3, 465930), (5, 279558), (6, 232965), (9, 155310), (10, 139779), (15, 93186), (18, 77655), (27, 51770), (30, 46593), (31, 45090), (45, 31062), (54, 25885), (62, 22545), (90, 15531), (93, 15030), (135, 10354), (155, 9018), (167, 8370), (186, 7515), (270, 5177), (279, 5010), (310, 4509), (334, 4185), (465, 3006), (501, 2790), (558, 2505), (835, 1674), (837, 1670), (930, 1503), (1002, 1395)]