31643190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{719}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 85017600

約数和(自身を除く): 53374410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 489, 719, 815, 978, 1438, 1467, 1630, 2157, 2445, 2934, 3595, 4314, 4401, 4890, 6471, 7190, 7335, 8802, 10785, 12942, 14670, 19413, 21570, 22005, 32355, 38826, 44010, 64710, 97065, 117197, 194130, 234394, 351591, 585985, 703182, 1054773, 1171970, 1757955, 2109546, 3164319, 3515910, 5273865, 6328638, 10547730, 15821595, 31643190]

約数ペア:

[(1, 31643190), (2, 15821595), (3, 10547730), (5, 6328638), (6, 5273865), (9, 3515910), (10, 3164319), (15, 2109546), (18, 1757955), (27, 1171970), (30, 1054773), (45, 703182), (54, 585985), (90, 351591), (135, 234394), (163, 194130), (270, 117197), (326, 97065), (489, 64710), (719, 44010), (815, 38826), (978, 32355), (1438, 22005), (1467, 21570), (1630, 19413), (2157, 14670), (2445, 12942), (2934, 10785), (3595, 8802), (4314, 7335), (4401, 7190), (4890, 6471)]