201911580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86287}}^1$

素因数の和:86315

約数の個数: 72

約数和(自身を含む): 659585472

約数和(自身を除く): 457673892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 86287, 172574, 258861, 345148, 431435, 517722, 776583, 862870, 1035444, 1121731, 1294305, 1553166, 1725740, 2243462, 2588610, 3106332, 3365193, 3882915, 4486924, 5177220, 5608655, 6730386, 7765830, 10095579, 11217310, 13460772, 15531660, 16825965, 20191158, 22434620, 33651930, 40382316, 50477895, 67303860, 100955790, 201911580]

約数ペア:

[(1, 201911580), (2, 100955790), (3, 67303860), (4, 50477895), (5, 40382316), (6, 33651930), (9, 22434620), (10, 20191158), (12, 16825965), (13, 15531660), (15, 13460772), (18, 11217310), (20, 10095579), (26, 7765830), (30, 6730386), (36, 5608655), (39, 5177220), (45, 4486924), (52, 3882915), (60, 3365193), (65, 3106332), (78, 2588610), (90, 2243462), (117, 1725740), (130, 1553166), (156, 1294305), (180, 1121731), (195, 1035444), (234, 862870), (260, 776583), (390, 517722), (468, 431435), (585, 345148), (780, 258861), (1170, 172574), (2340, 86287)]