209923840

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{3347}}^1$

素因数の和:3382

約数の個数: 108

約数和(自身を含む): 585103176

約数和(自身を除く): 375179336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3347, 3920, 4480, 6272, 6694, 7840, 8960, 12544, 13388, 15680, 16735, 23429, 26776, 31360, 33470, 46858, 53552, 62720, 66940, 93716, 107104, 117145, 133880, 164003, 187432, 214208, 234290, 267760, 328006, 374864, 428416, 468580, 535520, 656012, 749728, 820015, 856832, 937160, 1071040, 1312024, 1499456, 1640030, 1874320, 2142080, 2624048, 2998912, 3280060, 3748640, 4284160, 5248096, 5997824, 6560120, 7497280, 10496192, 13120240, 14994560, 20992384, 26240480, 29989120, 41984768, 52480960, 104961920, 209923840]

約数ペア:

[(1, 209923840), (2, 104961920), (4, 52480960), (5, 41984768), (7, 29989120), (8, 26240480), (10, 20992384), (14, 14994560), (16, 13120240), (20, 10496192), (28, 7497280), (32, 6560120), (35, 5997824), (40, 5248096), (49, 4284160), (56, 3748640), (64, 3280060), (70, 2998912), (80, 2624048), (98, 2142080), (112, 1874320), (128, 1640030), (140, 1499456), (160, 1312024), (196, 1071040), (224, 937160), (245, 856832), (256, 820015), (280, 749728), (320, 656012), (392, 535520), (448, 468580), (490, 428416), (560, 374864), (640, 328006), (784, 267760), (896, 234290), (980, 214208), (1120, 187432), (1280, 164003), (1568, 133880), (1792, 117145), (1960, 107104), (2240, 93716), (3136, 66940), (3347, 62720), (3920, 53552), (4480, 46858), (6272, 33470), (6694, 31360), (7840, 26776), (8960, 23429), (12544, 16735), (13388, 15680)]