128811480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1723}}^1$

素因数の和:1833

約数の個数: 128

約数和(自身を含む): 446860800

約数和(自身を除く): 318049320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1723, 1780, 1869, 2136, 2492, 2670, 3115, 3446, 3560, 3738, 4984, 5169, 5340, 6230, 6892, 7476, 8615, 9345, 10338, 10680, 12061, 12460, 13784, 14952, 17230, 18690, 20676, 24122, 24920, 25845, 34460, 36183, 37380, 41352, 48244, 51690, 60305, 68920, 72366, 74760, 96488, 103380, 120610, 144732, 153347, 180915, 206760, 241220, 289464, 306694, 361830, 460041, 482440, 613388, 723660, 766735, 920082, 1073429, 1226776, 1447320, 1533470, 1840164, 2146858, 2300205, 3066940, 3220287, 3680328, 4293716, 4600410, 5367145, 6133880, 6440574, 8587432, 9200820, 10734290, 12881148, 16101435, 18401640, 21468580, 25762296, 32202870, 42937160, 64405740, 128811480]

約数ペア:

[(1, 128811480), (2, 64405740), (3, 42937160), (4, 32202870), (5, 25762296), (6, 21468580), (7, 18401640), (8, 16101435), (10, 12881148), (12, 10734290), (14, 9200820), (15, 8587432), (20, 6440574), (21, 6133880), (24, 5367145), (28, 4600410), (30, 4293716), (35, 3680328), (40, 3220287), (42, 3066940), (56, 2300205), (60, 2146858), (70, 1840164), (84, 1533470), (89, 1447320), (105, 1226776), (120, 1073429), (140, 920082), (168, 766735), (178, 723660), (210, 613388), (267, 482440), (280, 460041), (356, 361830), (420, 306694), (445, 289464), (534, 241220), (623, 206760), (712, 180915), (840, 153347), (890, 144732), (1068, 120610), (1246, 103380), (1335, 96488), (1723, 74760), (1780, 72366), (1869, 68920), (2136, 60305), (2492, 51690), (2670, 48244), (3115, 41352), (3446, 37380), (3560, 36183), (3738, 34460), (4984, 25845), (5169, 24920), (5340, 24122), (6230, 20676), (6892, 18690), (7476, 17230), (8615, 14952), (9345, 13784), (10338, 12460), (10680, 12061)]