74870280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{207973}}^1$

素因数の和:207990

約数の個数: 48

約数和(自身を含む): 243329580

約数和(自身を除く): 168459300

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, 207973, 415946, 623919, 831892, 1039865, 1247838, 1663784, 1871757, 2079730, 2495676, 3119595, 3743514, 4159460, 4991352, 6239190, 7487028, 8318920, 9358785, 12478380, 14974056, 18717570, 24956760, 37435140, 74870280]

約数ペア:

[(1, 74870280), (2, 37435140), (3, 24956760), (4, 18717570), (5, 14974056), (6, 12478380), (8, 9358785), (9, 8318920), (10, 7487028), (12, 6239190), (15, 4991352), (18, 4159460), (20, 3743514), (24, 3119595), (30, 2495676), (36, 2079730), (40, 1871757), (45, 1663784), (60, 1247838), (72, 1039865), (90, 831892), (120, 623919), (180, 415946), (360, 207973)]