131232360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156229}}^1$

素因数の和:156250

約数の個数: 64

約数和(自身を含む): 449942400

約数和(自身を除く): 318710040

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, 156229, 312458, 468687, 624916, 781145, 937374, 1093603, 1249832, 1562290, 1874748, 2187206, 2343435, 3124580, 3280809, 3749496, 4374412, 4686870, 5468015, 6249160, 6561618, 8748824, 9373740, 10936030, 13123236, 16404045, 18747480, 21872060, 26246472, 32808090, 43744120, 65616180, 131232360]

約数ペア:

[(1, 131232360), (2, 65616180), (3, 43744120), (4, 32808090), (5, 26246472), (6, 21872060), (7, 18747480), (8, 16404045), (10, 13123236), (12, 10936030), (14, 9373740), (15, 8748824), (20, 6561618), (21, 6249160), (24, 5468015), (28, 4686870), (30, 4374412), (35, 3749496), (40, 3280809), (42, 3124580), (56, 2343435), (60, 2187206), (70, 1874748), (84, 1562290), (105, 1249832), (120, 1093603), (140, 937374), (168, 781145), (210, 624916), (280, 468687), (420, 312458), (840, 156229)]