660167426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 1154736000

約数和(自身を除く): 494568574

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 131, 262, 269, 323, 493, 538, 551, 646, 986, 1102, 2227, 2489, 3799, 4454, 4573, 4978, 5111, 7598, 7801, 9146, 9367, 10222, 15602, 18734, 35239, 42313, 64583, 70478, 72181, 84626, 86887, 129166, 132617, 144362, 148219, 173774, 265234, 296438, 599063, 669541, 1021931, 1198126, 1227077, 1339082, 2043862, 2454154, 2519723, 5039446, 11382197, 17372827, 19416689, 22764394, 34745654, 38833378, 330083713, 660167426]

約数ペア:

[(1, 660167426), (2, 330083713), (17, 38833378), (19, 34745654), (29, 22764394), (34, 19416689), (38, 17372827), (58, 11382197), (131, 5039446), (262, 2519723), (269, 2454154), (323, 2043862), (493, 1339082), (538, 1227077), (551, 1198126), (646, 1021931), (986, 669541), (1102, 599063), (2227, 296438), (2489, 265234), (3799, 173774), (4454, 148219), (4573, 144362), (4978, 132617), (5111, 129166), (7598, 86887), (7801, 84626), (9146, 72181), (9367, 70478), (10222, 64583), (15602, 42313), (18734, 35239)]