31121460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4217}}^1$

素因数の和:4273

約数の個数: 72

約数和(自身を含む): 96727176

約数和(自身を除く): 65605716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 4217, 7380, 8434, 12651, 16868, 21085, 25302, 37953, 42170, 50604, 63255, 75906, 84340, 126510, 151812, 172897, 189765, 253020, 345794, 379530, 518691, 691588, 759060, 864485, 1037382, 1556073, 1728970, 2074764, 2593455, 3112146, 3457940, 5186910, 6224292, 7780365, 10373820, 15560730, 31121460]

約数ペア:

[(1, 31121460), (2, 15560730), (3, 10373820), (4, 7780365), (5, 6224292), (6, 5186910), (9, 3457940), (10, 3112146), (12, 2593455), (15, 2074764), (18, 1728970), (20, 1556073), (30, 1037382), (36, 864485), (41, 759060), (45, 691588), (60, 518691), (82, 379530), (90, 345794), (123, 253020), (164, 189765), (180, 172897), (205, 151812), (246, 126510), (369, 84340), (410, 75906), (492, 63255), (615, 50604), (738, 42170), (820, 37953), (1230, 25302), (1476, 21085), (1845, 16868), (2460, 12651), (3690, 8434), (4217, 7380)]