311022180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{27427}}^1$

素因数の和:27455

約数の個数: 120

約数和(自身を含む): 1115112768

約数和(自身を除く): 804090588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 27427, 54854, 82281, 109708, 137135, 164562, 191989, 246843, 274270, 329124, 383978, 411405, 493686, 548540, 575967, 740529, 767956, 822810, 959945, 987372, 1151934, 1234215, 1481058, 1645620, 1727901, 1919890, 2221587, 2303868, 2468430, 2879835, 2962116, 3455802, 3702645, 3839780, 4443174, 4936860, 5183703, 5759670, 6911604, 7405290, 8639505, 8886348, 10367406, 11107935, 11519340, 14810580, 15551109, 17279010, 20734812, 22215870, 25918515, 31102218, 34558020, 44431740, 51837030, 62204436, 77755545, 103674060, 155511090, 311022180]

約数ペア:

[(1, 311022180), (2, 155511090), (3, 103674060), (4, 77755545), (5, 62204436), (6, 51837030), (7, 44431740), (9, 34558020), (10, 31102218), (12, 25918515), (14, 22215870), (15, 20734812), (18, 17279010), (20, 15551109), (21, 14810580), (27, 11519340), (28, 11107935), (30, 10367406), (35, 8886348), (36, 8639505), (42, 7405290), (45, 6911604), (54, 5759670), (60, 5183703), (63, 4936860), (70, 4443174), (81, 3839780), (84, 3702645), (90, 3455802), (105, 2962116), (108, 2879835), (126, 2468430), (135, 2303868), (140, 2221587), (162, 1919890), (180, 1727901), (189, 1645620), (210, 1481058), (252, 1234215), (270, 1151934), (315, 987372), (324, 959945), (378, 822810), (405, 767956), (420, 740529), (540, 575967), (567, 548540), (630, 493686), (756, 411405), (810, 383978), (945, 329124), (1134, 274270), (1260, 246843), (1620, 191989), (1890, 164562), (2268, 137135), (2835, 109708), (3780, 82281), (5670, 54854), (11340, 27427)]