645200052

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{4049}}^1$

素因数の和:4341

約数の個数: 72

約数和(自身を含む): 1758153600

約数和(自身を除く): 1112953548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 271, 294, 542, 588, 813, 1084, 1626, 1897, 3252, 3794, 4049, 5691, 7588, 8098, 11382, 12147, 13279, 16196, 22764, 24294, 26558, 28343, 39837, 48588, 53116, 56686, 79674, 85029, 113372, 159348, 170058, 198401, 340116, 396802, 595203, 793604, 1097279, 1190406, 2194558, 2380812, 3291837, 4389116, 6583674, 7680953, 13167348, 15361906, 23042859, 30723812, 46085718, 53766671, 92171436, 107533342, 161300013, 215066684, 322600026, 645200052]

約数ペア:

[(1, 645200052), (2, 322600026), (3, 215066684), (4, 161300013), (6, 107533342), (7, 92171436), (12, 53766671), (14, 46085718), (21, 30723812), (28, 23042859), (42, 15361906), (49, 13167348), (84, 7680953), (98, 6583674), (147, 4389116), (196, 3291837), (271, 2380812), (294, 2194558), (542, 1190406), (588, 1097279), (813, 793604), (1084, 595203), (1626, 396802), (1897, 340116), (3252, 198401), (3794, 170058), (4049, 159348), (5691, 113372), (7588, 85029), (8098, 79674), (11382, 56686), (12147, 53116), (13279, 48588), (16196, 39837), (22764, 28343), (24294, 26558)]