119918840

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 276220800

約数和(自身を除く): 156301960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 137, 158, 274, 277, 316, 395, 548, 554, 632, 685, 790, 1096, 1108, 1370, 1385, 1580, 2216, 2740, 2770, 3160, 5480, 5540, 10823, 11080, 21646, 21883, 37949, 43292, 43766, 54115, 75898, 86584, 87532, 108230, 109415, 151796, 175064, 189745, 216460, 218830, 303592, 379490, 432920, 437660, 758980, 875320, 1517960, 2997971, 5995942, 11991884, 14989855, 23983768, 29979710, 59959420, 119918840]

約数ペア:

[(1, 119918840), (2, 59959420), (4, 29979710), (5, 23983768), (8, 14989855), (10, 11991884), (20, 5995942), (40, 2997971), (79, 1517960), (137, 875320), (158, 758980), (274, 437660), (277, 432920), (316, 379490), (395, 303592), (548, 218830), (554, 216460), (632, 189745), (685, 175064), (790, 151796), (1096, 109415), (1108, 108230), (1370, 87532), (1385, 86584), (1580, 75898), (2216, 54115), (2740, 43766), (2770, 43292), (3160, 37949), (5480, 21883), (5540, 21646), (10823, 11080)]