220746540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6653}}^1$

素因数の和:6751

約数の個数: 96

約数和(自身を含む): 715438080

約数和(自身を除く): 494691540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 948, 1106, 1185, 1580, 1659, 2212, 2370, 2765, 3318, 4740, 5530, 6636, 6653, 8295, 11060, 13306, 16590, 19959, 26612, 33180, 33265, 39918, 46571, 66530, 79836, 93142, 99795, 133060, 139713, 186284, 199590, 232855, 279426, 399180, 465710, 525587, 558852, 698565, 931420, 1051174, 1397130, 1576761, 2102348, 2627935, 2794260, 3153522, 3679109, 5255870, 6307044, 7358218, 7883805, 10511740, 11037327, 14716436, 15767610, 18395545, 22074654, 31535220, 36791090, 44149308, 55186635, 73582180, 110373270, 220746540]

約数ペア:

[(1, 220746540), (2, 110373270), (3, 73582180), (4, 55186635), (5, 44149308), (6, 36791090), (7, 31535220), (10, 22074654), (12, 18395545), (14, 15767610), (15, 14716436), (20, 11037327), (21, 10511740), (28, 7883805), (30, 7358218), (35, 6307044), (42, 5255870), (60, 3679109), (70, 3153522), (79, 2794260), (84, 2627935), (105, 2102348), (140, 1576761), (158, 1397130), (210, 1051174), (237, 931420), (316, 698565), (395, 558852), (420, 525587), (474, 465710), (553, 399180), (790, 279426), (948, 232855), (1106, 199590), (1185, 186284), (1580, 139713), (1659, 133060), (2212, 99795), (2370, 93142), (2765, 79836), (3318, 66530), (4740, 46571), (5530, 39918), (6636, 33265), (6653, 33180), (8295, 26612), (11060, 19959), (13306, 16590)]