131452440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156491}}^1$

素因数の和:156512

約数の個数: 64

約数和(自身を含む): 450696960

約数和(自身を除く): 319244520

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, 156491, 312982, 469473, 625964, 782455, 938946, 1095437, 1251928, 1564910, 1877892, 2190874, 2347365, 3129820, 3286311, 3755784, 4381748, 4694730, 5477185, 6259640, 6572622, 8763496, 9389460, 10954370, 13145244, 16431555, 18778920, 21908740, 26290488, 32863110, 43817480, 65726220, 131452440]

約数ペア:

[(1, 131452440), (2, 65726220), (3, 43817480), (4, 32863110), (5, 26290488), (6, 21908740), (7, 18778920), (8, 16431555), (10, 13145244), (12, 10954370), (14, 9389460), (15, 8763496), (20, 6572622), (21, 6259640), (24, 5477185), (28, 4694730), (30, 4381748), (35, 3755784), (40, 3286311), (42, 3129820), (56, 2347365), (60, 2190874), (70, 1877892), (84, 1564910), (105, 1251928), (120, 1095437), (140, 938946), (168, 782455), (210, 625964), (280, 469473), (420, 312982), (840, 156491)]