82477620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2399}}^1$

素因数の和:2605

約数の個数: 72

約数和(自身を含む): 251596800

約数和(自身を除く): 169119180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 955, 1146, 1719, 1910, 2292, 2399, 2865, 3438, 3820, 4798, 5730, 6876, 7197, 8595, 9596, 11460, 11995, 14394, 17190, 21591, 23990, 28788, 34380, 35985, 43182, 47980, 71970, 86364, 107955, 143940, 215910, 431820, 458209, 916418, 1374627, 1832836, 2291045, 2749254, 4123881, 4582090, 5498508, 6873135, 8247762, 9164180, 13746270, 16495524, 20619405, 27492540, 41238810, 82477620]

約数ペア:

[(1, 82477620), (2, 41238810), (3, 27492540), (4, 20619405), (5, 16495524), (6, 13746270), (9, 9164180), (10, 8247762), (12, 6873135), (15, 5498508), (18, 4582090), (20, 4123881), (30, 2749254), (36, 2291045), (45, 1832836), (60, 1374627), (90, 916418), (180, 458209), (191, 431820), (382, 215910), (573, 143940), (764, 107955), (955, 86364), (1146, 71970), (1719, 47980), (1910, 43182), (2292, 35985), (2399, 34380), (2865, 28788), (3438, 23990), (3820, 21591), (4798, 17190), (5730, 14394), (6876, 11995), (7197, 11460), (8595, 9596)]