70907480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1613}}^1$

素因数の和:1788

約数の個数: 64

約数和(自身を含む): 183608640

約数和(自身を除く): 112701160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 1613, 2198, 3140, 3226, 4396, 5495, 6280, 6452, 8065, 8792, 10990, 11291, 12904, 16130, 21980, 22582, 32260, 43960, 45164, 56455, 64520, 90328, 112910, 225820, 253241, 451640, 506482, 1012964, 1266205, 1772687, 2025928, 2532410, 3545374, 5064820, 7090748, 8863435, 10129640, 14181496, 17726870, 35453740, 70907480]

約数ペア:

[(1, 70907480), (2, 35453740), (4, 17726870), (5, 14181496), (7, 10129640), (8, 8863435), (10, 7090748), (14, 5064820), (20, 3545374), (28, 2532410), (35, 2025928), (40, 1772687), (56, 1266205), (70, 1012964), (140, 506482), (157, 451640), (280, 253241), (314, 225820), (628, 112910), (785, 90328), (1099, 64520), (1256, 56455), (1570, 45164), (1613, 43960), (2198, 32260), (3140, 22582), (3226, 21980), (4396, 16130), (5495, 12904), (6280, 11291), (6452, 10990), (8065, 8792)]