270597140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{3607}}^1$

素因数の和:3669

約数の個数: 72

約数和(自身を含む): 644937216

約数和(自身を除く): 374340076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 1210, 1364, 1705, 2420, 3410, 3607, 3751, 6820, 7214, 7502, 14428, 15004, 18035, 18755, 36070, 37510, 39677, 72140, 75020, 79354, 111817, 158708, 198385, 223634, 396770, 436447, 447268, 559085, 793540, 872894, 1118170, 1229987, 1745788, 2182235, 2236340, 2459974, 4364470, 4919948, 6149935, 8728940, 12299870, 13529857, 24599740, 27059714, 54119428, 67649285, 135298570, 270597140]

約数ペア:

[(1, 270597140), (2, 135298570), (4, 67649285), (5, 54119428), (10, 27059714), (11, 24599740), (20, 13529857), (22, 12299870), (31, 8728940), (44, 6149935), (55, 4919948), (62, 4364470), (110, 2459974), (121, 2236340), (124, 2182235), (155, 1745788), (220, 1229987), (242, 1118170), (310, 872894), (341, 793540), (484, 559085), (605, 447268), (620, 436447), (682, 396770), (1210, 223634), (1364, 198385), (1705, 158708), (2420, 111817), (3410, 79354), (3607, 75020), (3751, 72140), (6820, 39677), (7214, 37510), (7502, 36070), (14428, 18755), (15004, 18035)]