154813960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1801}}^1$

素因数の和:2126

約数の個数: 64

約数和(自身を含む): 399611520

約数和(自身を除く): 244797560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 307, 614, 1228, 1535, 1801, 2149, 2456, 3070, 3602, 4298, 6140, 7204, 8596, 9005, 10745, 12280, 12607, 14408, 17192, 18010, 21490, 25214, 36020, 42980, 50428, 63035, 72040, 85960, 100856, 126070, 252140, 504280, 552907, 1105814, 2211628, 2764535, 3870349, 4423256, 5529070, 7740698, 11058140, 15481396, 19351745, 22116280, 30962792, 38703490, 77406980, 154813960]

約数ペア:

[(1, 154813960), (2, 77406980), (4, 38703490), (5, 30962792), (7, 22116280), (8, 19351745), (10, 15481396), (14, 11058140), (20, 7740698), (28, 5529070), (35, 4423256), (40, 3870349), (56, 2764535), (70, 2211628), (140, 1105814), (280, 552907), (307, 504280), (614, 252140), (1228, 126070), (1535, 100856), (1801, 85960), (2149, 72040), (2456, 63035), (3070, 50428), (3602, 42980), (4298, 36020), (6140, 25214), (7204, 21490), (8596, 18010), (9005, 17192), (10745, 14408), (12280, 12607)]