405689280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3877}}^1$

素因数の和:4006

約数の個数: 112

約数和(自身を含む): 1300215840

約数和(自身を除く): 894526560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 160, 192, 218, 240, 320, 327, 436, 480, 545, 654, 872, 960, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 3488, 3877, 4360, 5232, 6540, 6976, 7754, 8720, 10464, 11631, 13080, 15508, 17440, 19385, 20928, 23262, 26160, 31016, 34880, 38770, 46524, 52320, 58155, 62032, 77540, 93048, 104640, 116310, 124064, 155080, 186096, 232620, 248128, 310160, 372192, 422593, 465240, 620320, 744384, 845186, 930480, 1240640, 1267779, 1690372, 1860960, 2112965, 2535558, 3380744, 3721920, 4225930, 5071116, 6338895, 6761488, 8451860, 10142232, 12677790, 13522976, 16903720, 20284464, 25355580, 27045952, 33807440, 40568928, 50711160, 67614880, 81137856, 101422320, 135229760, 202844640, 405689280]

約数ペア:

[(1, 405689280), (2, 202844640), (3, 135229760), (4, 101422320), (5, 81137856), (6, 67614880), (8, 50711160), (10, 40568928), (12, 33807440), (15, 27045952), (16, 25355580), (20, 20284464), (24, 16903720), (30, 13522976), (32, 12677790), (40, 10142232), (48, 8451860), (60, 6761488), (64, 6338895), (80, 5071116), (96, 4225930), (109, 3721920), (120, 3380744), (160, 2535558), (192, 2112965), (218, 1860960), (240, 1690372), (320, 1267779), (327, 1240640), (436, 930480), (480, 845186), (545, 744384), (654, 620320), (872, 465240), (960, 422593), (1090, 372192), (1308, 310160), (1635, 248128), (1744, 232620), (2180, 186096), (2616, 155080), (3270, 124064), (3488, 116310), (3877, 104640), (4360, 93048), (5232, 77540), (6540, 62032), (6976, 58155), (7754, 52320), (8720, 46524), (10464, 38770), (11631, 34880), (13080, 31016), (15508, 26160), (17440, 23262), (19385, 20928)]