128551860

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{2939}}^1$

素因数の和:2969

約数の個数: 96

約数和(自身を含む): 405014400

約数和(自身を除く): 276462540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2187, 2430, 2916, 2939, 3645, 4374, 4860, 5878, 7290, 8748, 8817, 10935, 11756, 14580, 14695, 17634, 21870, 26451, 29390, 35268, 43740, 44085, 52902, 58780, 79353, 88170, 105804, 132255, 158706, 176340, 238059, 264510, 317412, 396765, 476118, 529020, 714177, 793530, 952236, 1190295, 1428354, 1587060, 2142531, 2380590, 2856708, 3570885, 4285062, 4761180, 6427593, 7141770, 8570124, 10712655, 12855186, 14283540, 21425310, 25710372, 32137965, 42850620, 64275930, 128551860]

約数ペア:

[(1, 128551860), (2, 64275930), (3, 42850620), (4, 32137965), (5, 25710372), (6, 21425310), (9, 14283540), (10, 12855186), (12, 10712655), (15, 8570124), (18, 7141770), (20, 6427593), (27, 4761180), (30, 4285062), (36, 3570885), (45, 2856708), (54, 2380590), (60, 2142531), (81, 1587060), (90, 1428354), (108, 1190295), (135, 952236), (162, 793530), (180, 714177), (243, 529020), (270, 476118), (324, 396765), (405, 317412), (486, 264510), (540, 238059), (729, 176340), (810, 158706), (972, 132255), (1215, 105804), (1458, 88170), (1620, 79353), (2187, 58780), (2430, 52902), (2916, 44085), (2939, 43740), (3645, 35268), (4374, 29390), (4860, 26451), (5878, 21870), (7290, 17634), (8748, 14695), (8817, 14580), (10935, 11756)]