61138840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3259}}^1$

素因数の和:3344

約数の個数: 64

約数和(自身を含む): 159609600

約数和(自身を除く): 98470760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3259, 3752, 4690, 6518, 9380, 13036, 16295, 18760, 22813, 26072, 32590, 45626, 65180, 91252, 114065, 130360, 182504, 218353, 228130, 436706, 456260, 873412, 912520, 1091765, 1528471, 1746824, 2183530, 3056942, 4367060, 6113884, 7642355, 8734120, 12227768, 15284710, 30569420, 61138840]

約数ペア:

[(1, 61138840), (2, 30569420), (4, 15284710), (5, 12227768), (7, 8734120), (8, 7642355), (10, 6113884), (14, 4367060), (20, 3056942), (28, 2183530), (35, 1746824), (40, 1528471), (56, 1091765), (67, 912520), (70, 873412), (134, 456260), (140, 436706), (268, 228130), (280, 218353), (335, 182504), (469, 130360), (536, 114065), (670, 91252), (938, 65180), (1340, 45626), (1876, 32590), (2345, 26072), (2680, 22813), (3259, 18760), (3752, 16295), (4690, 13036), (6518, 9380)]