225224720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{769}}^1$

素因数の和:1312

約数の個数: 80

約数和(自身を含む): 600378240

約数和(自身を除く): 375153520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 523, 560, 769, 1046, 1538, 2092, 2615, 3076, 3661, 3845, 4184, 5230, 5383, 6152, 7322, 7690, 8368, 10460, 10766, 12304, 14644, 15380, 18305, 20920, 21532, 26915, 29288, 30760, 36610, 41840, 43064, 53830, 58576, 61520, 73220, 86128, 107660, 146440, 215320, 292880, 402187, 430640, 804374, 1608748, 2010935, 2815309, 3217496, 4021870, 5630618, 6434992, 8043740, 11261236, 14076545, 16087480, 22522472, 28153090, 32174960, 45044944, 56306180, 112612360, 225224720]

約数ペア:

[(1, 225224720), (2, 112612360), (4, 56306180), (5, 45044944), (7, 32174960), (8, 28153090), (10, 22522472), (14, 16087480), (16, 14076545), (20, 11261236), (28, 8043740), (35, 6434992), (40, 5630618), (56, 4021870), (70, 3217496), (80, 2815309), (112, 2010935), (140, 1608748), (280, 804374), (523, 430640), (560, 402187), (769, 292880), (1046, 215320), (1538, 146440), (2092, 107660), (2615, 86128), (3076, 73220), (3661, 61520), (3845, 58576), (4184, 53830), (5230, 43064), (5383, 41840), (6152, 36610), (7322, 30760), (7690, 29288), (8368, 26915), (10460, 21532), (10766, 20920), (12304, 18305), (14644, 15380)]