670291020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{531977}}^1$

素因数の和:531999

約数の個数: 72

約数和(自身を含む): 2323679904

約数和(自身を除く): 1653388884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 531977, 1063954, 1595931, 2127908, 2659885, 3191862, 3723839, 4787793, 5319770, 6383724, 7447678, 7979655, 9575586, 10639540, 11171517, 14895356, 15959310, 18619195, 19151172, 22343034, 23938965, 31918620, 33514551, 37238390, 44686068, 47877930, 55857585, 67029102, 74476780, 95755860, 111715170, 134058204, 167572755, 223430340, 335145510, 670291020]

約数ペア:

[(1, 670291020), (2, 335145510), (3, 223430340), (4, 167572755), (5, 134058204), (6, 111715170), (7, 95755860), (9, 74476780), (10, 67029102), (12, 55857585), (14, 47877930), (15, 44686068), (18, 37238390), (20, 33514551), (21, 31918620), (28, 23938965), (30, 22343034), (35, 19151172), (36, 18619195), (42, 15959310), (45, 14895356), (60, 11171517), (63, 10639540), (70, 9575586), (84, 7979655), (90, 7447678), (105, 6383724), (126, 5319770), (140, 4787793), (180, 3723839), (210, 3191862), (252, 2659885), (315, 2127908), (420, 1595931), (630, 1063954), (1260, 531977)]