80616420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7591}}^1$

素因数の和:7665

約数の個数: 72

約数和(自身を含む): 248713920

約数和(自身を除く): 168097500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 7591, 10620, 15182, 22773, 30364, 37955, 45546, 68319, 75910, 91092, 113865, 136638, 151820, 227730, 273276, 341595, 447869, 455460, 683190, 895738, 1343607, 1366380, 1791476, 2239345, 2687214, 4030821, 4478690, 5374428, 6718035, 8061642, 8957380, 13436070, 16123284, 20154105, 26872140, 40308210, 80616420]

約数ペア:

[(1, 80616420), (2, 40308210), (3, 26872140), (4, 20154105), (5, 16123284), (6, 13436070), (9, 8957380), (10, 8061642), (12, 6718035), (15, 5374428), (18, 4478690), (20, 4030821), (30, 2687214), (36, 2239345), (45, 1791476), (59, 1366380), (60, 1343607), (90, 895738), (118, 683190), (177, 455460), (180, 447869), (236, 341595), (295, 273276), (354, 227730), (531, 151820), (590, 136638), (708, 113865), (885, 91092), (1062, 75910), (1180, 68319), (1770, 45546), (2124, 37955), (2655, 30364), (3540, 22773), (5310, 15182), (7591, 10620)]