1780729956

素因数分解:

$2^2\times 3^2\times {\mathrm{277}}^1\times {\mathrm{283}}^1\times {\mathrm{631}}^1$

素因数の和:1201

約数の個数: 72

約数和(自身を含む): 4540687424

約数和(自身を除く): 2759957468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 277, 283, 554, 566, 631, 831, 849, 1108, 1132, 1262, 1662, 1698, 1893, 2493, 2524, 2547, 3324, 3396, 3786, 4986, 5094, 5679, 7572, 9972, 10188, 11358, 22716, 78391, 156782, 174787, 178573, 235173, 313564, 349574, 357146, 470346, 524361, 535719, 699148, 705519, 714292, 940692, 1048722, 1071438, 1411038, 1573083, 1607157, 2097444, 2142876, 2822076, 3146166, 3214314, 6292332, 6428628, 49464721, 98929442, 148394163, 197858884, 296788326, 445182489, 593576652, 890364978, 1780729956]

約数ペア:

[(1, 1780729956), (2, 890364978), (3, 593576652), (4, 445182489), (6, 296788326), (9, 197858884), (12, 148394163), (18, 98929442), (36, 49464721), (277, 6428628), (283, 6292332), (554, 3214314), (566, 3146166), (631, 2822076), (831, 2142876), (849, 2097444), (1108, 1607157), (1132, 1573083), (1262, 1411038), (1662, 1071438), (1698, 1048722), (1893, 940692), (2493, 714292), (2524, 705519), (2547, 699148), (3324, 535719), (3396, 524361), (3786, 470346), (4986, 357146), (5094, 349574), (5679, 313564), (7572, 235173), (9972, 178573), (10188, 174787), (11358, 156782), (22716, 78391)]