407732920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{751}}^1$

素因数の和:1053

約数の個数: 96

約数和(自身を含む): 1072457280

約数和(自身を除く): 664724360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 277, 280, 392, 490, 554, 751, 980, 1108, 1385, 1502, 1939, 1960, 2216, 2770, 3004, 3755, 3878, 5257, 5540, 6008, 7510, 7756, 9695, 10514, 11080, 13573, 15020, 15512, 19390, 21028, 26285, 27146, 30040, 36799, 38780, 42056, 52570, 54292, 67865, 73598, 77560, 105140, 108584, 135730, 147196, 183995, 208027, 210280, 271460, 294392, 367990, 416054, 542920, 735980, 832108, 1040135, 1456189, 1471960, 1664216, 2080270, 2912378, 4160540, 5824756, 7280945, 8321080, 10193323, 11649512, 14561890, 20386646, 29123780, 40773292, 50966615, 58247560, 81546584, 101933230, 203866460, 407732920]

約数ペア:

[(1, 407732920), (2, 203866460), (4, 101933230), (5, 81546584), (7, 58247560), (8, 50966615), (10, 40773292), (14, 29123780), (20, 20386646), (28, 14561890), (35, 11649512), (40, 10193323), (49, 8321080), (56, 7280945), (70, 5824756), (98, 4160540), (140, 2912378), (196, 2080270), (245, 1664216), (277, 1471960), (280, 1456189), (392, 1040135), (490, 832108), (554, 735980), (751, 542920), (980, 416054), (1108, 367990), (1385, 294392), (1502, 271460), (1939, 210280), (1960, 208027), (2216, 183995), (2770, 147196), (3004, 135730), (3755, 108584), (3878, 105140), (5257, 77560), (5540, 73598), (6008, 67865), (7510, 54292), (7756, 52570), (9695, 42056), (10514, 38780), (11080, 36799), (13573, 30040), (15020, 27146), (15512, 26285), (19390, 21028)]