621240

素因数分解:

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

素因数の和:212

約数の個数: 64

約数和(自身を含む): 1935360

約数和(自身を除く): 1314120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 167, 186, 248, 310, 334, 372, 465, 501, 620, 668, 744, 835, 930, 1002, 1240, 1336, 1670, 1860, 2004, 2505, 3340, 3720, 4008, 5010, 5177, 6680, 10020, 10354, 15531, 20040, 20708, 25885, 31062, 41416, 51770, 62124, 77655, 103540, 124248, 155310, 207080, 310620, 621240]

約数ペア:

[(1, 621240), (2, 310620), (3, 207080), (4, 155310), (5, 124248), (6, 103540), (8, 77655), (10, 62124), (12, 51770), (15, 41416), (20, 31062), (24, 25885), (30, 20708), (31, 20040), (40, 15531), (60, 10354), (62, 10020), (93, 6680), (120, 5177), (124, 5010), (155, 4008), (167, 3720), (186, 3340), (248, 2505), (310, 2004), (334, 1860), (372, 1670), (465, 1336), (501, 1240), (620, 1002), (668, 930), (744, 835)]