18113220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{3727}}^1$

素因数の和:3751

約数の個数: 72

約数和(自身を含む): 56993664

約数和(自身を除く): 38880444

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, 810, 972, 1215, 1620, 2430, 3727, 4860, 7454, 11181, 14908, 18635, 22362, 33543, 37270, 44724, 55905, 67086, 74540, 100629, 111810, 134172, 167715, 201258, 223620, 301887, 335430, 402516, 503145, 603774, 670860, 905661, 1006290, 1207548, 1509435, 1811322, 2012580, 3018870, 3622644, 4528305, 6037740, 9056610, 18113220]

約数ペア:

[(1, 18113220), (2, 9056610), (3, 6037740), (4, 4528305), (5, 3622644), (6, 3018870), (9, 2012580), (10, 1811322), (12, 1509435), (15, 1207548), (18, 1006290), (20, 905661), (27, 670860), (30, 603774), (36, 503145), (45, 402516), (54, 335430), (60, 301887), (81, 223620), (90, 201258), (108, 167715), (135, 134172), (162, 111810), (180, 100629), (243, 74540), (270, 67086), (324, 55905), (405, 44724), (486, 37270), (540, 33543), (810, 22362), (972, 18635), (1215, 14908), (1620, 11181), (2430, 7454), (3727, 4860)]