74824680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:619

約数の個数: 128

約数和(自身を含む): 258266880

約数和(自身を除く): 183442200

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, 317, 420, 562, 634, 840, 843, 951, 1124, 1268, 1405, 1585, 1686, 1902, 1967, 2219, 2248, 2536, 2810, 3170, 3372, 3804, 3934, 4215, 4438, 4755, 5620, 5901, 6340, 6657, 6744, 7608, 7868, 8430, 8876, 9510, 9835, 11095, 11240, 11802, 12680, 13314, 15736, 16860, 17752, 19020, 19670, 22190, 23604, 26628, 29505, 33285, 33720, 38040, 39340, 44380, 47208, 53256, 59010, 66570, 78680, 88760, 89077, 118020, 133140, 178154, 236040, 266280, 267231, 356308, 445385, 534462, 623539, 712616, 890770, 1068924, 1247078, 1336155, 1781540, 1870617, 2137848, 2494156, 2672310, 3117695, 3563080, 3741234, 4988312, 5344620, 6235390, 7482468, 9353085, 10689240, 12470780, 14964936, 18706170, 24941560, 37412340, 74824680]

約数ペア:

[(1, 74824680), (2, 37412340), (3, 24941560), (4, 18706170), (5, 14964936), (6, 12470780), (7, 10689240), (8, 9353085), (10, 7482468), (12, 6235390), (14, 5344620), (15, 4988312), (20, 3741234), (21, 3563080), (24, 3117695), (28, 2672310), (30, 2494156), (35, 2137848), (40, 1870617), (42, 1781540), (56, 1336155), (60, 1247078), (70, 1068924), (84, 890770), (105, 712616), (120, 623539), (140, 534462), (168, 445385), (210, 356308), (280, 267231), (281, 266280), (317, 236040), (420, 178154), (562, 133140), (634, 118020), (840, 89077), (843, 88760), (951, 78680), (1124, 66570), (1268, 59010), (1405, 53256), (1585, 47208), (1686, 44380), (1902, 39340), (1967, 38040), (2219, 33720), (2248, 33285), (2536, 29505), (2810, 26628), (3170, 23604), (3372, 22190), (3804, 19670), (3934, 19020), (4215, 17752), (4438, 16860), (4755, 15736), (5620, 13314), (5901, 12680), (6340, 11802), (6657, 11240), (6744, 11095), (7608, 9835), (7868, 9510), (8430, 8876)]