204398640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31543}}^1$

素因数の和:31568

約数の個数: 100

約数和(自身を含む): 709929264

約数和(自身を除く): 505530624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 31543, 63086, 94629, 126172, 157715, 189258, 252344, 283887, 315430, 378516, 473145, 504688, 567774, 630860, 757032, 851661, 946290, 1135548, 1261720, 1419435, 1514064, 1703322, 1892580, 2271096, 2523440, 2554983, 2838870, 3406644, 3785160, 4258305, 4542192, 5109966, 5677740, 6813288, 7570320, 8516610, 10219932, 11355480, 12774915, 13626576, 17033220, 20439864, 22710960, 25549830, 34066440, 40879728, 51099660, 68132880, 102199320, 204398640]

約数ペア:

[(1, 204398640), (2, 102199320), (3, 68132880), (4, 51099660), (5, 40879728), (6, 34066440), (8, 25549830), (9, 22710960), (10, 20439864), (12, 17033220), (15, 13626576), (16, 12774915), (18, 11355480), (20, 10219932), (24, 8516610), (27, 7570320), (30, 6813288), (36, 5677740), (40, 5109966), (45, 4542192), (48, 4258305), (54, 3785160), (60, 3406644), (72, 2838870), (80, 2554983), (81, 2523440), (90, 2271096), (108, 1892580), (120, 1703322), (135, 1514064), (144, 1419435), (162, 1261720), (180, 1135548), (216, 946290), (240, 851661), (270, 757032), (324, 630860), (360, 567774), (405, 504688), (432, 473145), (540, 378516), (648, 315430), (720, 283887), (810, 252344), (1080, 189258), (1296, 157715), (1620, 126172), (2160, 94629), (3240, 63086), (6480, 31543)]