830776380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{282577}}^1$

素因数の和:282603

約数の個数: 72

約数和(自身を含む): 2705966928

約数和(自身を除く): 1875190548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 282577, 565154, 847731, 1130308, 1412885, 1695462, 1978039, 2825770, 3390924, 3956078, 4238655, 5651540, 5934117, 7912156, 8477310, 9890195, 11868234, 13846273, 16954620, 19780390, 23736468, 27692546, 29670585, 39560780, 41538819, 55385092, 59341170, 69231365, 83077638, 118682340, 138462730, 166155276, 207694095, 276925460, 415388190, 830776380]

約数ペア:

[(1, 830776380), (2, 415388190), (3, 276925460), (4, 207694095), (5, 166155276), (6, 138462730), (7, 118682340), (10, 83077638), (12, 69231365), (14, 59341170), (15, 55385092), (20, 41538819), (21, 39560780), (28, 29670585), (30, 27692546), (35, 23736468), (42, 19780390), (49, 16954620), (60, 13846273), (70, 11868234), (84, 9890195), (98, 8477310), (105, 7912156), (140, 5934117), (147, 5651540), (196, 4238655), (210, 3956078), (245, 3390924), (294, 2825770), (420, 1978039), (490, 1695462), (588, 1412885), (735, 1130308), (980, 847731), (1470, 565154), (2940, 282577)]