180857520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{251191}}^1$

素因数の和:251210

約数の個数: 60

約数和(自身を含む): 607382256

約数和(自身を除く): 426524736

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, 251191, 502382, 753573, 1004764, 1255955, 1507146, 2009528, 2260719, 2511910, 3014292, 3767865, 4019056, 4521438, 5023820, 6028584, 7535730, 9042876, 10047640, 11303595, 12057168, 15071460, 18085752, 20095280, 22607190, 30142920, 36171504, 45214380, 60285840, 90428760, 180857520]

約数ペア:

[(1, 180857520), (2, 90428760), (3, 60285840), (4, 45214380), (5, 36171504), (6, 30142920), (8, 22607190), (9, 20095280), (10, 18085752), (12, 15071460), (15, 12057168), (16, 11303595), (18, 10047640), (20, 9042876), (24, 7535730), (30, 6028584), (36, 5023820), (40, 4521438), (45, 4019056), (48, 3767865), (60, 3014292), (72, 2511910), (80, 2260719), (90, 2009528), (120, 1507146), (144, 1255955), (180, 1004764), (240, 753573), (360, 502382), (720, 251191)]