215309472

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{320401}}^1$

素因数の和:320421

約数の個数: 48

約数和(自身を含む): 645930432

約数和(自身を除く): 430620960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 320401, 640802, 961203, 1281604, 1922406, 2242807, 2563208, 3844812, 4485614, 5126416, 6728421, 7689624, 8971228, 10252832, 13456842, 15379248, 17942456, 26913684, 30758496, 35884912, 53827368, 71769824, 107654736, 215309472]

約数ペア:

[(1, 215309472), (2, 107654736), (3, 71769824), (4, 53827368), (6, 35884912), (7, 30758496), (8, 26913684), (12, 17942456), (14, 15379248), (16, 13456842), (21, 10252832), (24, 8971228), (28, 7689624), (32, 6728421), (42, 5126416), (48, 4485614), (56, 3844812), (84, 2563208), (96, 2242807), (112, 1922406), (168, 1281604), (224, 961203), (336, 640802), (672, 320401)]