15091580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{373}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 38578848

約数和(自身を除く): 23487268

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 340, 373, 476, 578, 595, 746, 1156, 1190, 1445, 1492, 1865, 2023, 2380, 2611, 2890, 3730, 4046, 5222, 5780, 6341, 7460, 8092, 10115, 10444, 12682, 13055, 20230, 25364, 26110, 31705, 40460, 44387, 52220, 63410, 88774, 107797, 126820, 177548, 215594, 221935, 431188, 443870, 538985, 754579, 887740, 1077970, 1509158, 2155940, 3018316, 3772895, 7545790, 15091580]

約数ペア:

[(1, 15091580), (2, 7545790), (4, 3772895), (5, 3018316), (7, 2155940), (10, 1509158), (14, 1077970), (17, 887740), (20, 754579), (28, 538985), (34, 443870), (35, 431188), (68, 221935), (70, 215594), (85, 177548), (119, 126820), (140, 107797), (170, 88774), (238, 63410), (289, 52220), (340, 44387), (373, 40460), (476, 31705), (578, 26110), (595, 25364), (746, 20230), (1156, 13055), (1190, 12682), (1445, 10444), (1492, 10115), (1865, 8092), (2023, 7460), (2380, 6341), (2611, 5780), (2890, 5222), (3730, 4046)]