7824870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 21205440

約数和(自身を除く): 13380570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 219, 270, 365, 397, 438, 657, 730, 794, 1095, 1191, 1314, 1971, 1985, 2190, 2382, 3285, 3573, 3942, 3970, 5955, 6570, 7146, 9855, 10719, 11910, 17865, 19710, 21438, 28981, 35730, 53595, 57962, 86943, 107190, 144905, 173886, 260829, 289810, 434715, 521658, 782487, 869430, 1304145, 1564974, 2608290, 3912435, 7824870]

約数ペア:

[(1, 7824870), (2, 3912435), (3, 2608290), (5, 1564974), (6, 1304145), (9, 869430), (10, 782487), (15, 521658), (18, 434715), (27, 289810), (30, 260829), (45, 173886), (54, 144905), (73, 107190), (90, 86943), (135, 57962), (146, 53595), (219, 35730), (270, 28981), (365, 21438), (397, 19710), (438, 17865), (657, 11910), (730, 10719), (794, 9855), (1095, 7146), (1191, 6570), (1314, 5955), (1971, 3970), (1985, 3942), (2190, 3573), (2382, 3285)]