71379140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 178827264

約数和(自身を除く): 107448124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 71, 86, 140, 142, 167, 172, 215, 284, 301, 334, 355, 430, 497, 602, 668, 710, 835, 860, 994, 1169, 1204, 1420, 1505, 1670, 1988, 2338, 2485, 3010, 3053, 3340, 4676, 4970, 5845, 6020, 6106, 7181, 9940, 11690, 11857, 12212, 14362, 15265, 21371, 23380, 23714, 28724, 30530, 35905, 42742, 47428, 50267, 59285, 61060, 71810, 82999, 85484, 100534, 106855, 118570, 143620, 165998, 201068, 213710, 237140, 251335, 331996, 414995, 427420, 502670, 509851, 829990, 1005340, 1019702, 1659980, 2039404, 2549255, 3568957, 5098510, 7137914, 10197020, 14275828, 17844785, 35689570, 71379140]

約数ペア:

[(1, 71379140), (2, 35689570), (4, 17844785), (5, 14275828), (7, 10197020), (10, 7137914), (14, 5098510), (20, 3568957), (28, 2549255), (35, 2039404), (43, 1659980), (70, 1019702), (71, 1005340), (86, 829990), (140, 509851), (142, 502670), (167, 427420), (172, 414995), (215, 331996), (284, 251335), (301, 237140), (334, 213710), (355, 201068), (430, 165998), (497, 143620), (602, 118570), (668, 106855), (710, 100534), (835, 85484), (860, 82999), (994, 71810), (1169, 61060), (1204, 59285), (1420, 50267), (1505, 47428), (1670, 42742), (1988, 35905), (2338, 30530), (2485, 28724), (3010, 23714), (3053, 23380), (3340, 21371), (4676, 15265), (4970, 14362), (5845, 12212), (6020, 11857), (6106, 11690), (7181, 9940)]