163940560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1753}}^1$

素因数の和:1940

約数の個数: 80

約数和(自身を含む): 438471936

約数和(自身を除く): 274531376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 1753, 2338, 2672, 3340, 3506, 4676, 5845, 6680, 7012, 8765, 9352, 11690, 12271, 13360, 14024, 17530, 18704, 23380, 24542, 28048, 35060, 46760, 49084, 61355, 70120, 93520, 98168, 122710, 140240, 196336, 245420, 292751, 490840, 585502, 981680, 1171004, 1463755, 2049257, 2342008, 2927510, 4098514, 4684016, 5855020, 8197028, 10246285, 11710040, 16394056, 20492570, 23420080, 32788112, 40985140, 81970280, 163940560]

約数ペア:

[(1, 163940560), (2, 81970280), (4, 40985140), (5, 32788112), (7, 23420080), (8, 20492570), (10, 16394056), (14, 11710040), (16, 10246285), (20, 8197028), (28, 5855020), (35, 4684016), (40, 4098514), (56, 2927510), (70, 2342008), (80, 2049257), (112, 1463755), (140, 1171004), (167, 981680), (280, 585502), (334, 490840), (560, 292751), (668, 245420), (835, 196336), (1169, 140240), (1336, 122710), (1670, 98168), (1753, 93520), (2338, 70120), (2672, 61355), (3340, 49084), (3506, 46760), (4676, 35060), (5845, 28048), (6680, 24542), (7012, 23380), (8765, 18704), (9352, 17530), (11690, 14024), (12271, 13360)]