72724120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1451}}^1$

素因数の和:1648

約数の個数: 64

約数和(自身を含む): 188179200

約数和(自身を除く): 115455080

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, 1451, 1790, 2506, 2902, 3580, 5012, 5804, 6265, 7160, 7255, 10024, 10157, 11608, 12530, 14510, 20314, 25060, 29020, 40628, 50120, 50785, 58040, 81256, 101570, 203140, 259729, 406280, 519458, 1038916, 1298645, 1818103, 2077832, 2597290, 3636206, 5194580, 7272412, 9090515, 10389160, 14544824, 18181030, 36362060, 72724120]

約数ペア:

[(1, 72724120), (2, 36362060), (4, 18181030), (5, 14544824), (7, 10389160), (8, 9090515), (10, 7272412), (14, 5194580), (20, 3636206), (28, 2597290), (35, 2077832), (40, 1818103), (56, 1298645), (70, 1038916), (140, 519458), (179, 406280), (280, 259729), (358, 203140), (716, 101570), (895, 81256), (1253, 58040), (1432, 50785), (1451, 50120), (1790, 40628), (2506, 29020), (2902, 25060), (3580, 20314), (5012, 14510), (5804, 12530), (6265, 11608), (7160, 10157), (7255, 10024)]