665717080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1187}}^1\times {\mathrm{2003}}^1$

素因数の和:3208

約数の個数: 64

約数和(自身を含む): 1714141440

約数和(自身を除く): 1048424360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1187, 2003, 2374, 4006, 4748, 5935, 8012, 8309, 9496, 10015, 11870, 14021, 16024, 16618, 20030, 23740, 28042, 33236, 40060, 41545, 47480, 56084, 66472, 70105, 80120, 83090, 112168, 140210, 166180, 280420, 332360, 560840, 2377561, 4755122, 9510244, 11887805, 16642927, 19020488, 23775610, 33285854, 47551220, 66571708, 83214635, 95102440, 133143416, 166429270, 332858540, 665717080]

約数ペア:

[(1, 665717080), (2, 332858540), (4, 166429270), (5, 133143416), (7, 95102440), (8, 83214635), (10, 66571708), (14, 47551220), (20, 33285854), (28, 23775610), (35, 19020488), (40, 16642927), (56, 11887805), (70, 9510244), (140, 4755122), (280, 2377561), (1187, 560840), (2003, 332360), (2374, 280420), (4006, 166180), (4748, 140210), (5935, 112168), (8012, 83090), (8309, 80120), (9496, 70105), (10015, 66472), (11870, 56084), (14021, 47480), (16024, 41545), (16618, 40060), (20030, 33236), (23740, 28042)]