321736380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{766039}}^1$

素因数の和:766058

約数の個数: 48

約数和(自身を含む): 1029557760

約数和(自身を除く): 707821380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 766039, 1532078, 2298117, 3064156, 3830195, 4596234, 5362273, 7660390, 9192468, 10724546, 11490585, 15320780, 16086819, 21449092, 22981170, 26811365, 32173638, 45962340, 53622730, 64347276, 80434095, 107245460, 160868190, 321736380]

約数ペア:

[(1, 321736380), (2, 160868190), (3, 107245460), (4, 80434095), (5, 64347276), (6, 53622730), (7, 45962340), (10, 32173638), (12, 26811365), (14, 22981170), (15, 21449092), (20, 16086819), (21, 15320780), (28, 11490585), (30, 10724546), (35, 9192468), (42, 7660390), (60, 5362273), (70, 4596234), (84, 3830195), (105, 3064156), (140, 2298117), (210, 1532078), (420, 766039)]