161837480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{3229}}^1$

素因数の和:3426

約数の個数: 64

約数和(自身を含む): 418608000

約数和(自身を除く): 256770520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 179, 280, 358, 716, 895, 1253, 1432, 1790, 2506, 3229, 3580, 5012, 6265, 6458, 7160, 10024, 12530, 12916, 16145, 22603, 25060, 25832, 32290, 45206, 50120, 64580, 90412, 113015, 129160, 180824, 226030, 452060, 577991, 904120, 1155982, 2311964, 2889955, 4045937, 4623928, 5779910, 8091874, 11559820, 16183748, 20229685, 23119640, 32367496, 40459370, 80918740, 161837480]

約数ペア:

[(1, 161837480), (2, 80918740), (4, 40459370), (5, 32367496), (7, 23119640), (8, 20229685), (10, 16183748), (14, 11559820), (20, 8091874), (28, 5779910), (35, 4623928), (40, 4045937), (56, 2889955), (70, 2311964), (140, 1155982), (179, 904120), (280, 577991), (358, 452060), (716, 226030), (895, 180824), (1253, 129160), (1432, 113015), (1790, 90412), (2506, 64580), (3229, 50120), (3580, 45206), (5012, 32290), (6265, 25832), (6458, 25060), (7160, 22603), (10024, 16145), (12530, 12916)]