131343240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156361}}^1$

素因数の和:156382

約数の個数: 64

約数和(自身を含む): 450322560

約数和(自身を除く): 318979320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 156361, 312722, 469083, 625444, 781805, 938166, 1094527, 1250888, 1563610, 1876332, 2189054, 2345415, 3127220, 3283581, 3752664, 4378108, 4690830, 5472635, 6254440, 6567162, 8756216, 9381660, 10945270, 13134324, 16417905, 18763320, 21890540, 26268648, 32835810, 43781080, 65671620, 131343240]

約数ペア:

[(1, 131343240), (2, 65671620), (3, 43781080), (4, 32835810), (5, 26268648), (6, 21890540), (7, 18763320), (8, 16417905), (10, 13134324), (12, 10945270), (14, 9381660), (15, 8756216), (20, 6567162), (21, 6254440), (24, 5472635), (28, 4690830), (30, 4378108), (35, 3752664), (40, 3283581), (42, 3127220), (56, 2345415), (60, 2189054), (70, 1876332), (84, 1563610), (105, 1250888), (120, 1094527), (140, 938166), (168, 781805), (210, 625444), (280, 469083), (420, 312722), (840, 156361)]