216795880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26699}}^1$

素因数の和:26746

約数の個数: 64

約数和(自身を含む): 576720000

約数和(自身を除く): 359924120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 26699, 53398, 106796, 133495, 186893, 213592, 266990, 373786, 533980, 747572, 774271, 934465, 1067960, 1495144, 1548542, 1868930, 3097084, 3737860, 3871355, 5419897, 6194168, 7475720, 7742710, 10839794, 15485420, 21679588, 27099485, 30970840, 43359176, 54198970, 108397940, 216795880]

約数ペア:

[(1, 216795880), (2, 108397940), (4, 54198970), (5, 43359176), (7, 30970840), (8, 27099485), (10, 21679588), (14, 15485420), (20, 10839794), (28, 7742710), (29, 7475720), (35, 6194168), (40, 5419897), (56, 3871355), (58, 3737860), (70, 3097084), (116, 1868930), (140, 1548542), (145, 1495144), (203, 1067960), (232, 934465), (280, 774271), (290, 747572), (406, 533980), (580, 373786), (812, 266990), (1015, 213592), (1160, 186893), (1624, 133495), (2030, 106796), (4060, 53398), (8120, 26699)]