31030920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86197}}^1$

素因数の和:86214

約数の個数: 48

約数和(自身を含む): 100851660

約数和(自身を除く): 69820740

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, 86197, 172394, 258591, 344788, 430985, 517182, 689576, 775773, 861970, 1034364, 1292955, 1551546, 1723940, 2068728, 2585910, 3103092, 3447880, 3878865, 5171820, 6206184, 7757730, 10343640, 15515460, 31030920]

約数ペア:

[(1, 31030920), (2, 15515460), (3, 10343640), (4, 7757730), (5, 6206184), (6, 5171820), (8, 3878865), (9, 3447880), (10, 3103092), (12, 2585910), (15, 2068728), (18, 1723940), (20, 1551546), (24, 1292955), (30, 1034364), (36, 861970), (40, 775773), (45, 689576), (60, 517182), (72, 430985), (90, 344788), (120, 258591), (180, 172394), (360, 86197)]