199468980

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13681}}^1$

素因数の和:13708

約数の個数: 84

約数和(自身を含む): 628085892

約数和(自身を除く): 428616912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 13681, 14580, 27362, 41043, 54724, 68405, 82086, 123129, 136810, 164172, 205215, 246258, 273620, 369387, 410430, 492516, 615645, 738774, 820860, 1108161, 1231290, 1477548, 1846935, 2216322, 2462580, 3324483, 3693870, 4432644, 5540805, 6648966, 7387740, 9973449, 11081610, 13297932, 16622415, 19946898, 22163220, 33244830, 39893796, 49867245, 66489660, 99734490, 199468980]

約数ペア:

[(1, 199468980), (2, 99734490), (3, 66489660), (4, 49867245), (5, 39893796), (6, 33244830), (9, 22163220), (10, 19946898), (12, 16622415), (15, 13297932), (18, 11081610), (20, 9973449), (27, 7387740), (30, 6648966), (36, 5540805), (45, 4432644), (54, 3693870), (60, 3324483), (81, 2462580), (90, 2216322), (108, 1846935), (135, 1477548), (162, 1231290), (180, 1108161), (243, 820860), (270, 738774), (324, 615645), (405, 492516), (486, 410430), (540, 369387), (729, 273620), (810, 246258), (972, 205215), (1215, 164172), (1458, 136810), (1620, 123129), (2430, 82086), (2916, 68405), (3645, 54724), (4860, 41043), (7290, 27362), (13681, 14580)]