278136684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{433}}^1\times {\mathrm{2549}}^1$

素因数の和:2999

約数の個数: 72

約数和(自身を含む): 805677600

約数和(自身を除く): 527540916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 433, 866, 1299, 1732, 2549, 2598, 3031, 3897, 5098, 5196, 6062, 7647, 7794, 9093, 10196, 12124, 15294, 15588, 17843, 18186, 22941, 27279, 30588, 35686, 36372, 45882, 53529, 54558, 71372, 91764, 107058, 109116, 160587, 214116, 321174, 642348, 1103717, 2207434, 3311151, 4414868, 6622302, 7726019, 9933453, 13244604, 15452038, 19866906, 23178057, 30904076, 39733812, 46356114, 69534171, 92712228, 139068342, 278136684]

約数ペア:

[(1, 278136684), (2, 139068342), (3, 92712228), (4, 69534171), (6, 46356114), (7, 39733812), (9, 30904076), (12, 23178057), (14, 19866906), (18, 15452038), (21, 13244604), (28, 9933453), (36, 7726019), (42, 6622302), (63, 4414868), (84, 3311151), (126, 2207434), (252, 1103717), (433, 642348), (866, 321174), (1299, 214116), (1732, 160587), (2549, 109116), (2598, 107058), (3031, 91764), (3897, 71372), (5098, 54558), (5196, 53529), (6062, 45882), (7647, 36372), (7794, 35686), (9093, 30588), (10196, 27279), (12124, 22941), (15294, 18186), (15588, 17843)]