1218377520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1692191}}^1$

素因数の和:1692210

約数の個数: 60

約数和(自身を含む): 4091720256

約数和(自身を除く): 2873342736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1692191, 3384382, 5076573, 6768764, 8460955, 10153146, 13537528, 15229719, 16921910, 20306292, 25382865, 27075056, 30459438, 33843820, 40612584, 50765730, 60918876, 67687640, 76148595, 81225168, 101531460, 121837752, 135375280, 152297190, 203062920, 243675504, 304594380, 406125840, 609188760, 1218377520]

約数ペア:

[(1, 1218377520), (2, 609188760), (3, 406125840), (4, 304594380), (5, 243675504), (6, 203062920), (8, 152297190), (9, 135375280), (10, 121837752), (12, 101531460), (15, 81225168), (16, 76148595), (18, 67687640), (20, 60918876), (24, 50765730), (30, 40612584), (36, 33843820), (40, 30459438), (45, 27075056), (48, 25382865), (60, 20306292), (72, 16921910), (80, 15229719), (90, 13537528), (120, 10153146), (144, 8460955), (180, 6768764), (240, 5076573), (360, 3384382), (720, 1692191)]