131816440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2819}}^1$

素因数の和:3004

約数の個数: 64

約数和(自身を含む): 341107200

約数和(自身を除く): 209290760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1169, 1336, 1670, 2338, 2819, 3340, 4676, 5638, 5845, 6680, 9352, 11276, 11690, 14095, 19733, 22552, 23380, 28190, 39466, 46760, 56380, 78932, 98665, 112760, 157864, 197330, 394660, 470773, 789320, 941546, 1883092, 2353865, 3295411, 3766184, 4707730, 6590822, 9415460, 13181644, 16477055, 18830920, 26363288, 32954110, 65908220, 131816440]

約数ペア:

[(1, 131816440), (2, 65908220), (4, 32954110), (5, 26363288), (7, 18830920), (8, 16477055), (10, 13181644), (14, 9415460), (20, 6590822), (28, 4707730), (35, 3766184), (40, 3295411), (56, 2353865), (70, 1883092), (140, 941546), (167, 789320), (280, 470773), (334, 394660), (668, 197330), (835, 157864), (1169, 112760), (1336, 98665), (1670, 78932), (2338, 56380), (2819, 46760), (3340, 39466), (4676, 28190), (5638, 23380), (5845, 22552), (6680, 19733), (9352, 14095), (11276, 11690)]