68823160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{907}}^1$

素因数の和:1196

約数の個数: 64

約数和(自身を含む): 177822720

約数和(自身を除く): 108999560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 271, 280, 542, 907, 1084, 1355, 1814, 1897, 2168, 2710, 3628, 3794, 4535, 5420, 6349, 7256, 7588, 9070, 9485, 10840, 12698, 15176, 18140, 18970, 25396, 31745, 36280, 37940, 50792, 63490, 75880, 126980, 245797, 253960, 491594, 983188, 1228985, 1720579, 1966376, 2457970, 3441158, 4915940, 6882316, 8602895, 9831880, 13764632, 17205790, 34411580, 68823160]

約数ペア:

[(1, 68823160), (2, 34411580), (4, 17205790), (5, 13764632), (7, 9831880), (8, 8602895), (10, 6882316), (14, 4915940), (20, 3441158), (28, 2457970), (35, 1966376), (40, 1720579), (56, 1228985), (70, 983188), (140, 491594), (271, 253960), (280, 245797), (542, 126980), (907, 75880), (1084, 63490), (1355, 50792), (1814, 37940), (1897, 36280), (2168, 31745), (2710, 25396), (3628, 18970), (3794, 18140), (4535, 15176), (5420, 12698), (6349, 10840), (7256, 9485), (7588, 9070)]