2147876820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{123017}}^1$

素因数の和:123129

約数の個数: 72

約数和(自身を含む): 6582447144

約数和(自身を除く): 4434570324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 17460, 123017, 246034, 369051, 492068, 615085, 738102, 1107153, 1230170, 1476204, 1845255, 2214306, 2460340, 3690510, 4428612, 5535765, 7381020, 11071530, 11932649, 22143060, 23865298, 35797947, 47730596, 59663245, 71595894, 107393841, 119326490, 143191788, 178989735, 214787682, 238652980, 357979470, 429575364, 536969205, 715958940, 1073938410, 2147876820]

約数ペア:

[(1, 2147876820), (2, 1073938410), (3, 715958940), (4, 536969205), (5, 429575364), (6, 357979470), (9, 238652980), (10, 214787682), (12, 178989735), (15, 143191788), (18, 119326490), (20, 107393841), (30, 71595894), (36, 59663245), (45, 47730596), (60, 35797947), (90, 23865298), (97, 22143060), (180, 11932649), (194, 11071530), (291, 7381020), (388, 5535765), (485, 4428612), (582, 3690510), (873, 2460340), (970, 2214306), (1164, 1845255), (1455, 1476204), (1746, 1230170), (1940, 1107153), (2910, 738102), (3492, 615085), (4365, 492068), (5820, 369051), (8730, 246034), (17460, 123017)]