256483620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{24151}}^1$

素因数の和:24225

約数の個数: 72

約数和(自身を含む): 791219520

約数和(自身を除く): 534735900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 24151, 48302, 72453, 96604, 120755, 144906, 217359, 241510, 289812, 362265, 434718, 483020, 724530, 869436, 1086795, 1424909, 1449060, 2173590, 2849818, 4274727, 4347180, 5699636, 7124545, 8549454, 12824181, 14249090, 17098908, 21373635, 25648362, 28498180, 42747270, 51296724, 64120905, 85494540, 128241810, 256483620]

約数ペア:

[(1, 256483620), (2, 128241810), (3, 85494540), (4, 64120905), (5, 51296724), (6, 42747270), (9, 28498180), (10, 25648362), (12, 21373635), (15, 17098908), (18, 14249090), (20, 12824181), (30, 8549454), (36, 7124545), (45, 5699636), (59, 4347180), (60, 4274727), (90, 2849818), (118, 2173590), (177, 1449060), (180, 1424909), (236, 1086795), (295, 869436), (354, 724530), (531, 483020), (590, 434718), (708, 362265), (885, 289812), (1062, 241510), (1180, 217359), (1770, 144906), (2124, 120755), (2655, 96604), (3540, 72453), (5310, 48302), (10620, 24151)]