531289360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{135533}}^1$

素因数の和:135560

約数の個数: 60

約数和(自身を含む): 1436931468

約数和(自身を除く): 905642108

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 135533, 271066, 542132, 677665, 948731, 1084264, 1355330, 1897462, 2168528, 2710660, 3794924, 4743655, 5421320, 6641117, 7589848, 9487310, 10842640, 13282234, 15179696, 18974620, 26564468, 33205585, 37949240, 53128936, 66411170, 75898480, 106257872, 132822340, 265644680, 531289360]

約数ペア:

[(1, 531289360), (2, 265644680), (4, 132822340), (5, 106257872), (7, 75898480), (8, 66411170), (10, 53128936), (14, 37949240), (16, 33205585), (20, 26564468), (28, 18974620), (35, 15179696), (40, 13282234), (49, 10842640), (56, 9487310), (70, 7589848), (80, 6641117), (98, 5421320), (112, 4743655), (140, 3794924), (196, 2710660), (245, 2168528), (280, 1897462), (392, 1355330), (490, 1084264), (560, 948731), (784, 677665), (980, 542132), (1960, 271066), (3920, 135533)]