257628924

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3917}}^1$

素因数の和:3969

約数の個数: 120

約数和(自身を含む): 796451040

約数和(自身を除く): 538822116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 108, 116, 126, 162, 174, 189, 203, 252, 261, 324, 348, 378, 406, 522, 567, 609, 756, 783, 812, 1044, 1134, 1218, 1566, 1827, 2268, 2349, 2436, 3132, 3654, 3917, 4698, 5481, 7308, 7834, 9396, 10962, 11751, 15668, 16443, 21924, 23502, 27419, 32886, 35253, 47004, 54838, 65772, 70506, 82257, 105759, 109676, 113593, 141012, 164514, 211518, 227186, 246771, 317277, 329028, 340779, 423036, 454372, 493542, 634554, 681558, 740313, 795151, 987084, 1022337, 1269108, 1363116, 1480626, 1590302, 2044674, 2220939, 2385453, 2961252, 3067011, 3180604, 4089348, 4441878, 4770906, 6134022, 7156359, 8883756, 9201033, 9541812, 12268044, 14312718, 18402066, 21469077, 28625436, 36804132, 42938154, 64407231, 85876308, 128814462, 257628924]

約数ペア:

[(1, 257628924), (2, 128814462), (3, 85876308), (4, 64407231), (6, 42938154), (7, 36804132), (9, 28625436), (12, 21469077), (14, 18402066), (18, 14312718), (21, 12268044), (27, 9541812), (28, 9201033), (29, 8883756), (36, 7156359), (42, 6134022), (54, 4770906), (58, 4441878), (63, 4089348), (81, 3180604), (84, 3067011), (87, 2961252), (108, 2385453), (116, 2220939), (126, 2044674), (162, 1590302), (174, 1480626), (189, 1363116), (203, 1269108), (252, 1022337), (261, 987084), (324, 795151), (348, 740313), (378, 681558), (406, 634554), (522, 493542), (567, 454372), (609, 423036), (756, 340779), (783, 329028), (812, 317277), (1044, 246771), (1134, 227186), (1218, 211518), (1566, 164514), (1827, 141012), (2268, 113593), (2349, 109676), (2436, 105759), (3132, 82257), (3654, 70506), (3917, 65772), (4698, 54838), (5481, 47004), (7308, 35253), (7834, 32886), (9396, 27419), (10962, 23502), (11751, 21924), (15668, 16443)]