155503880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4373}}^1$

素因数の和:4518

約数の個数: 64

約数和(自身を含む): 403107840

約数和(自身を除く): 247603960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 4373, 4445, 5080, 7112, 8746, 8890, 17492, 17780, 21865, 30611, 34984, 35560, 43730, 61222, 87460, 122444, 153055, 174920, 244888, 306110, 555371, 612220, 1110742, 1224440, 2221484, 2776855, 3887597, 4442968, 5553710, 7775194, 11107420, 15550388, 19437985, 22214840, 31100776, 38875970, 77751940, 155503880]

約数ペア:

[(1, 155503880), (2, 77751940), (4, 38875970), (5, 31100776), (7, 22214840), (8, 19437985), (10, 15550388), (14, 11107420), (20, 7775194), (28, 5553710), (35, 4442968), (40, 3887597), (56, 2776855), (70, 2221484), (127, 1224440), (140, 1110742), (254, 612220), (280, 555371), (508, 306110), (635, 244888), (889, 174920), (1016, 153055), (1270, 122444), (1778, 87460), (2540, 61222), (3556, 43730), (4373, 35560), (4445, 34984), (5080, 30611), (7112, 21865), (8746, 17780), (8890, 17492)]