201971640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{129469}}^1$

素因数の和:129496

約数の個数: 64

約数和(自身を含む): 652528800

約数和(自身を除く): 450557160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 129469, 258938, 388407, 517876, 647345, 776814, 1035752, 1294690, 1553628, 1683097, 1942035, 2589380, 3107256, 3366194, 3884070, 5049291, 5178760, 6732388, 7768140, 8415485, 10098582, 13464776, 15536280, 16830970, 20197164, 25246455, 33661940, 40394328, 50492910, 67323880, 100985820, 201971640]

約数ペア:

[(1, 201971640), (2, 100985820), (3, 67323880), (4, 50492910), (5, 40394328), (6, 33661940), (8, 25246455), (10, 20197164), (12, 16830970), (13, 15536280), (15, 13464776), (20, 10098582), (24, 8415485), (26, 7768140), (30, 6732388), (39, 5178760), (40, 5049291), (52, 3884070), (60, 3366194), (65, 3107256), (78, 2589380), (104, 1942035), (120, 1683097), (130, 1553628), (156, 1294690), (195, 1035752), (260, 776814), (312, 647345), (390, 517876), (520, 388407), (780, 258938), (1560, 129469)]