290018430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{247879}}^1$

素因数の和:247905

約数の個数: 48

約数和(自身を含む): 812054880

約数和(自身を除く): 522036450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 247879, 495758, 743637, 1239395, 1487274, 2230911, 2478790, 3222427, 3718185, 4461822, 6444854, 7436370, 9667281, 11154555, 16112135, 19334562, 22309110, 29001843, 32224270, 48336405, 58003686, 96672810, 145009215, 290018430]

約数ペア:

[(1, 290018430), (2, 145009215), (3, 96672810), (5, 58003686), (6, 48336405), (9, 32224270), (10, 29001843), (13, 22309110), (15, 19334562), (18, 16112135), (26, 11154555), (30, 9667281), (39, 7436370), (45, 6444854), (65, 4461822), (78, 3718185), (90, 3222427), (117, 2478790), (130, 2230911), (195, 1487274), (234, 1239395), (390, 743637), (585, 495758), (1170, 247879)]