220615440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{919231}}^1$

素因数の和:919247

約数の個数: 40

約数和(自身を含む): 683908608

約数和(自身を除く): 463293168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 919231, 1838462, 2757693, 3676924, 4596155, 5515386, 7353848, 9192310, 11030772, 13788465, 14707696, 18384620, 22061544, 27576930, 36769240, 44123088, 55153860, 73538480, 110307720, 220615440]

約数ペア:

[(1, 220615440), (2, 110307720), (3, 73538480), (4, 55153860), (5, 44123088), (6, 36769240), (8, 27576930), (10, 22061544), (12, 18384620), (15, 14707696), (16, 13788465), (20, 11030772), (24, 9192310), (30, 7353848), (40, 5515386), (48, 4596155), (60, 3676924), (80, 2757693), (120, 1838462), (240, 919231)]