155866816

素因数分解:

$2^6\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2503}}^1$

素因数の和:2661

約数の個数: 56

約数和(自身を含む): 356168960

約数和(自身を除く): 200302144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 139, 224, 278, 448, 556, 973, 1112, 1946, 2224, 2503, 3892, 4448, 5006, 7784, 8896, 10012, 15568, 17521, 20024, 31136, 35042, 40048, 62272, 70084, 80096, 140168, 160192, 280336, 347917, 560672, 695834, 1121344, 1391668, 2435419, 2783336, 4870838, 5566672, 9741676, 11133344, 19483352, 22266688, 38966704, 77933408, 155866816]

約数ペア:

[(1, 155866816), (2, 77933408), (4, 38966704), (7, 22266688), (8, 19483352), (14, 11133344), (16, 9741676), (28, 5566672), (32, 4870838), (56, 2783336), (64, 2435419), (112, 1391668), (139, 1121344), (224, 695834), (278, 560672), (448, 347917), (556, 280336), (973, 160192), (1112, 140168), (1946, 80096), (2224, 70084), (2503, 62272), (3892, 40048), (4448, 35042), (5006, 31136), (7784, 20024), (8896, 17521), (10012, 15568)]