68766280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{419}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 169646400

約数和(自身を除く): 100880120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 373, 419, 440, 746, 838, 1492, 1676, 1865, 2095, 2984, 3352, 3730, 4103, 4190, 4609, 7460, 8206, 8380, 9218, 14920, 16412, 16760, 18436, 20515, 23045, 32824, 36872, 41030, 46090, 82060, 92180, 156287, 164120, 184360, 312574, 625148, 781435, 1250296, 1562870, 1719157, 3125740, 3438314, 6251480, 6876628, 8595785, 13753256, 17191570, 34383140, 68766280]

約数ペア:

[(1, 68766280), (2, 34383140), (4, 17191570), (5, 13753256), (8, 8595785), (10, 6876628), (11, 6251480), (20, 3438314), (22, 3125740), (40, 1719157), (44, 1562870), (55, 1250296), (88, 781435), (110, 625148), (220, 312574), (373, 184360), (419, 164120), (440, 156287), (746, 92180), (838, 82060), (1492, 46090), (1676, 41030), (1865, 36872), (2095, 32824), (2984, 23045), (3352, 20515), (3730, 18436), (4103, 16760), (4190, 16412), (4609, 14920), (7460, 9218), (8206, 8380)]