1531816380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31873}}^1$

素因数の和:31980

約数の個数: 96

約数和(自身を含む): 4819348800

約数和(自身を除く): 3287532420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 89, 90, 108, 135, 178, 180, 267, 270, 356, 445, 534, 540, 801, 890, 1068, 1335, 1602, 1780, 2403, 2670, 3204, 4005, 4806, 5340, 8010, 9612, 12015, 16020, 24030, 31873, 48060, 63746, 95619, 127492, 159365, 191238, 286857, 318730, 382476, 478095, 573714, 637460, 860571, 956190, 1147428, 1434285, 1721142, 1912380, 2836697, 2868570, 3442284, 4302855, 5673394, 5737140, 8510091, 8605710, 11346788, 14183485, 17020182, 17211420, 25530273, 28366970, 34040364, 42550455, 51060546, 56733940, 76590819, 85100910, 102121092, 127651365, 153181638, 170201820, 255302730, 306363276, 382954095, 510605460, 765908190, 1531816380]

約数ペア:

[(1, 1531816380), (2, 765908190), (3, 510605460), (4, 382954095), (5, 306363276), (6, 255302730), (9, 170201820), (10, 153181638), (12, 127651365), (15, 102121092), (18, 85100910), (20, 76590819), (27, 56733940), (30, 51060546), (36, 42550455), (45, 34040364), (54, 28366970), (60, 25530273), (89, 17211420), (90, 17020182), (108, 14183485), (135, 11346788), (178, 8605710), (180, 8510091), (267, 5737140), (270, 5673394), (356, 4302855), (445, 3442284), (534, 2868570), (540, 2836697), (801, 1912380), (890, 1721142), (1068, 1434285), (1335, 1147428), (1602, 956190), (1780, 860571), (2403, 637460), (2670, 573714), (3204, 478095), (4005, 382476), (4806, 318730), (5340, 286857), (8010, 191238), (9612, 159365), (12015, 127492), (16020, 95619), (24030, 63746), (31873, 48060)]