72818340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{617}}^1$

素因数の和:917

約数の個数: 96

約数和(自身を含む): 234226944

約数和(自身を除く): 161408604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 281, 420, 562, 617, 843, 1124, 1234, 1405, 1686, 1851, 1967, 2468, 2810, 3085, 3372, 3702, 3934, 4215, 4319, 5620, 5901, 6170, 7404, 7868, 8430, 8638, 9255, 9835, 11802, 12340, 12957, 16860, 17276, 18510, 19670, 21595, 23604, 25914, 29505, 37020, 39340, 43190, 51828, 59010, 64785, 86380, 118020, 129570, 173377, 259140, 346754, 520131, 693508, 866885, 1040262, 1213639, 1733770, 2080524, 2427278, 2600655, 3467540, 3640917, 4854556, 5201310, 6068195, 7281834, 10402620, 12136390, 14563668, 18204585, 24272780, 36409170, 72818340]

約数ペア:

[(1, 72818340), (2, 36409170), (3, 24272780), (4, 18204585), (5, 14563668), (6, 12136390), (7, 10402620), (10, 7281834), (12, 6068195), (14, 5201310), (15, 4854556), (20, 3640917), (21, 3467540), (28, 2600655), (30, 2427278), (35, 2080524), (42, 1733770), (60, 1213639), (70, 1040262), (84, 866885), (105, 693508), (140, 520131), (210, 346754), (281, 259140), (420, 173377), (562, 129570), (617, 118020), (843, 86380), (1124, 64785), (1234, 59010), (1405, 51828), (1686, 43190), (1851, 39340), (1967, 37020), (2468, 29505), (2810, 25914), (3085, 23604), (3372, 21595), (3702, 19670), (3934, 18510), (4215, 17276), (4319, 16860), (5620, 12957), (5901, 12340), (6170, 11802), (7404, 9835), (7868, 9255), (8430, 8638)]