81084360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1267

約数の個数: 128

約数和(自身を含む): 281594880

約数和(自身を除く): 200510520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1163, 1245, 1660, 1743, 1992, 2324, 2326, 2490, 2905, 3320, 3486, 3489, 4648, 4652, 4980, 5810, 5815, 6972, 6978, 8141, 8715, 9304, 9960, 11620, 11630, 13944, 13956, 16282, 17430, 17445, 23240, 23260, 24423, 27912, 32564, 34860, 34890, 40705, 46520, 48846, 65128, 69720, 69780, 81410, 96529, 97692, 122115, 139560, 162820, 193058, 195384, 244230, 289587, 325640, 386116, 482645, 488460, 579174, 675703, 772232, 965290, 976920, 1158348, 1351406, 1447935, 1930580, 2027109, 2316696, 2702812, 2895870, 3378515, 3861160, 4054218, 5405624, 5791740, 6757030, 8108436, 10135545, 11583480, 13514060, 16216872, 20271090, 27028120, 40542180, 81084360]

約数ペア:

[(1, 81084360), (2, 40542180), (3, 27028120), (4, 20271090), (5, 16216872), (6, 13514060), (7, 11583480), (8, 10135545), (10, 8108436), (12, 6757030), (14, 5791740), (15, 5405624), (20, 4054218), (21, 3861160), (24, 3378515), (28, 2895870), (30, 2702812), (35, 2316696), (40, 2027109), (42, 1930580), (56, 1447935), (60, 1351406), (70, 1158348), (83, 976920), (84, 965290), (105, 772232), (120, 675703), (140, 579174), (166, 488460), (168, 482645), (210, 386116), (249, 325640), (280, 289587), (332, 244230), (415, 195384), (420, 193058), (498, 162820), (581, 139560), (664, 122115), (830, 97692), (840, 96529), (996, 81410), (1162, 69780), (1163, 69720), (1245, 65128), (1660, 48846), (1743, 46520), (1992, 40705), (2324, 34890), (2326, 34860), (2490, 32564), (2905, 27912), (3320, 24423), (3486, 23260), (3489, 23240), (4648, 17445), (4652, 17430), (4980, 16282), (5810, 13956), (5815, 13944), (6972, 11630), (6978, 11620), (8141, 9960), (8715, 9304)]