91819560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 316742400

約数和(自身を除く): 224922840

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, 84, 105, 120, 140, 168, 210, 280, 281, 389, 420, 562, 778, 840, 843, 1124, 1167, 1405, 1556, 1686, 1945, 1967, 2248, 2334, 2723, 2810, 3112, 3372, 3890, 3934, 4215, 4668, 5446, 5620, 5835, 5901, 6744, 7780, 7868, 8169, 8430, 9336, 9835, 10892, 11240, 11670, 11802, 13615, 15560, 15736, 16338, 16860, 19670, 21784, 23340, 23604, 27230, 29505, 32676, 33720, 39340, 40845, 46680, 47208, 54460, 59010, 65352, 78680, 81690, 108920, 109309, 118020, 163380, 218618, 236040, 326760, 327927, 437236, 546545, 655854, 765163, 874472, 1093090, 1311708, 1530326, 1639635, 2186180, 2295489, 2623416, 3060652, 3279270, 3825815, 4372360, 4590978, 6121304, 6558540, 7651630, 9181956, 11477445, 13117080, 15303260, 18363912, 22954890, 30606520, 45909780, 91819560]

約数ペア:

[(1, 91819560), (2, 45909780), (3, 30606520), (4, 22954890), (5, 18363912), (6, 15303260), (7, 13117080), (8, 11477445), (10, 9181956), (12, 7651630), (14, 6558540), (15, 6121304), (20, 4590978), (21, 4372360), (24, 3825815), (28, 3279270), (30, 3060652), (35, 2623416), (40, 2295489), (42, 2186180), (56, 1639635), (60, 1530326), (70, 1311708), (84, 1093090), (105, 874472), (120, 765163), (140, 655854), (168, 546545), (210, 437236), (280, 327927), (281, 326760), (389, 236040), (420, 218618), (562, 163380), (778, 118020), (840, 109309), (843, 108920), (1124, 81690), (1167, 78680), (1405, 65352), (1556, 59010), (1686, 54460), (1945, 47208), (1967, 46680), (2248, 40845), (2334, 39340), (2723, 33720), (2810, 32676), (3112, 29505), (3372, 27230), (3890, 23604), (3934, 23340), (4215, 21784), (4668, 19670), (5446, 16860), (5620, 16338), (5835, 15736), (5901, 15560), (6744, 13615), (7780, 11802), (7868, 11670), (8169, 11240), (8430, 10892), (9336, 9835)]