1220654520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3390707}}^1$

素因数の和:3390724

約数の個数: 48

約数和(自身を含む): 3967128360

約数和(自身を除く): 2746473840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3390707, 6781414, 10172121, 13562828, 16953535, 20344242, 27125656, 30516363, 33907070, 40688484, 50860605, 61032726, 67814140, 81376968, 101721210, 122065452, 135628280, 152581815, 203442420, 244130904, 305163630, 406884840, 610327260, 1220654520]

約数ペア:

[(1, 1220654520), (2, 610327260), (3, 406884840), (4, 305163630), (5, 244130904), (6, 203442420), (8, 152581815), (9, 135628280), (10, 122065452), (12, 101721210), (15, 81376968), (18, 67814140), (20, 61032726), (24, 50860605), (30, 40688484), (36, 33907070), (40, 30516363), (45, 27125656), (60, 20344242), (72, 16953535), (90, 13562828), (120, 10172121), (180, 6781414), (360, 3390707)]