406768120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 1013140800

約数和(自身を除く): 606372680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 229, 242, 367, 440, 458, 484, 605, 734, 916, 968, 1145, 1210, 1468, 1832, 1835, 2290, 2420, 2519, 2936, 3670, 4037, 4580, 4840, 5038, 7340, 8074, 9160, 10076, 12595, 14680, 16148, 20152, 20185, 25190, 27709, 32296, 40370, 44407, 50380, 55418, 80740, 84043, 88814, 100760, 110836, 138545, 161480, 168086, 177628, 221672, 222035, 277090, 336172, 355256, 420215, 444070, 554180, 672344, 840430, 888140, 924473, 1108360, 1680860, 1776280, 1848946, 3361720, 3697892, 4622365, 7395784, 9244730, 10169203, 18489460, 20338406, 36978920, 40676812, 50846015, 81353624, 101692030, 203384060, 406768120]

約数ペア:

[(1, 406768120), (2, 203384060), (4, 101692030), (5, 81353624), (8, 50846015), (10, 40676812), (11, 36978920), (20, 20338406), (22, 18489460), (40, 10169203), (44, 9244730), (55, 7395784), (88, 4622365), (110, 3697892), (121, 3361720), (220, 1848946), (229, 1776280), (242, 1680860), (367, 1108360), (440, 924473), (458, 888140), (484, 840430), (605, 672344), (734, 554180), (916, 444070), (968, 420215), (1145, 355256), (1210, 336172), (1468, 277090), (1832, 222035), (1835, 221672), (2290, 177628), (2420, 168086), (2519, 161480), (2936, 138545), (3670, 110836), (4037, 100760), (4580, 88814), (4840, 84043), (5038, 80740), (7340, 55418), (8074, 50380), (9160, 44407), (10076, 40370), (12595, 32296), (14680, 27709), (16148, 25190), (20152, 20185)]