408871120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1069}}^1$

素因数の和:1772

約数の個数: 80

約数和(自身を含む): 1089037440

約数和(自身を除く): 680166320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 683, 1069, 1366, 2138, 2732, 3415, 4276, 4781, 5345, 5464, 6830, 7483, 8552, 9562, 10690, 10928, 13660, 14966, 17104, 19124, 21380, 23905, 27320, 29932, 37415, 38248, 42760, 47810, 54640, 59864, 74830, 76496, 85520, 95620, 119728, 149660, 191240, 299320, 382480, 598640, 730127, 1460254, 2920508, 3650635, 5110889, 5841016, 7301270, 10221778, 11682032, 14602540, 20443556, 25554445, 29205080, 40887112, 51108890, 58410160, 81774224, 102217780, 204435560, 408871120]

約数ペア:

[(1, 408871120), (2, 204435560), (4, 102217780), (5, 81774224), (7, 58410160), (8, 51108890), (10, 40887112), (14, 29205080), (16, 25554445), (20, 20443556), (28, 14602540), (35, 11682032), (40, 10221778), (56, 7301270), (70, 5841016), (80, 5110889), (112, 3650635), (140, 2920508), (280, 1460254), (560, 730127), (683, 598640), (1069, 382480), (1366, 299320), (2138, 191240), (2732, 149660), (3415, 119728), (4276, 95620), (4781, 85520), (5345, 76496), (5464, 74830), (6830, 59864), (7483, 54640), (8552, 47810), (9562, 42760), (10690, 38248), (10928, 37415), (13660, 29932), (14966, 27320), (17104, 23905), (19124, 21380)]