261085272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{6047}}^1$

素因数の和:6320

約数の個数: 64

約数和(自身を含む): 748984320

約数和(自身を除く): 487899048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 257, 514, 771, 1028, 1542, 1799, 2056, 3084, 3598, 5397, 6047, 6168, 7196, 10794, 12094, 14392, 18141, 21588, 24188, 36282, 42329, 43176, 48376, 72564, 84658, 126987, 145128, 169316, 253974, 338632, 507948, 1015896, 1554079, 3108158, 4662237, 6216316, 9324474, 10878553, 12432632, 18648948, 21757106, 32635659, 37297896, 43514212, 65271318, 87028424, 130542636, 261085272]

約数ペア:

[(1, 261085272), (2, 130542636), (3, 87028424), (4, 65271318), (6, 43514212), (7, 37297896), (8, 32635659), (12, 21757106), (14, 18648948), (21, 12432632), (24, 10878553), (28, 9324474), (42, 6216316), (56, 4662237), (84, 3108158), (168, 1554079), (257, 1015896), (514, 507948), (771, 338632), (1028, 253974), (1542, 169316), (1799, 145128), (2056, 126987), (3084, 84658), (3598, 72564), (5397, 48376), (6047, 43176), (6168, 42329), (7196, 36282), (10794, 24188), (12094, 21588), (14392, 18141)]