280095510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:829

約数の個数: 64

約数和(自身を含む): 685949184

約数和(自身を除く): 405853674

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 331, 335, 402, 421, 662, 670, 842, 993, 1005, 1263, 1655, 1986, 2010, 2105, 2526, 3310, 4210, 4965, 6315, 9930, 12630, 22177, 28207, 44354, 56414, 66531, 84621, 110885, 133062, 139351, 141035, 169242, 221770, 278702, 282070, 332655, 418053, 423105, 665310, 696755, 836106, 846210, 1393510, 2090265, 4180530, 9336517, 18673034, 28009551, 46682585, 56019102, 93365170, 140047755, 280095510]

約数ペア:

[(1, 280095510), (2, 140047755), (3, 93365170), (5, 56019102), (6, 46682585), (10, 28009551), (15, 18673034), (30, 9336517), (67, 4180530), (134, 2090265), (201, 1393510), (331, 846210), (335, 836106), (402, 696755), (421, 665310), (662, 423105), (670, 418053), (842, 332655), (993, 282070), (1005, 278702), (1263, 221770), (1655, 169242), (1986, 141035), (2010, 139351), (2105, 133062), (2526, 110885), (3310, 84621), (4210, 66531), (4965, 56414), (6315, 44354), (9930, 28207), (12630, 22177)]