262772120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16301}}^1$

素因数の和:16356

約数の個数: 64

約数和(自身を含む): 657296640

約数和(自身を除く): 394524520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 16301, 32602, 65204, 81505, 130408, 163010, 211913, 326020, 423826, 505331, 652040, 847652, 1010662, 1059565, 1695304, 2021324, 2119130, 2526655, 4042648, 4238260, 5053310, 6569303, 8476520, 10106620, 13138606, 20213240, 26277212, 32846515, 52554424, 65693030, 131386060, 262772120]

約数ペア:

[(1, 262772120), (2, 131386060), (4, 65693030), (5, 52554424), (8, 32846515), (10, 26277212), (13, 20213240), (20, 13138606), (26, 10106620), (31, 8476520), (40, 6569303), (52, 5053310), (62, 4238260), (65, 4042648), (104, 2526655), (124, 2119130), (130, 2021324), (155, 1695304), (248, 1059565), (260, 1010662), (310, 847652), (403, 652040), (520, 505331), (620, 423826), (806, 326020), (1240, 211913), (1612, 163010), (2015, 130408), (3224, 81505), (4030, 65204), (8060, 32602), (16120, 16301)]