71021520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{98641}}^1$

素因数の和:98660

約数の個数: 60

約数和(自身を含む): 238516356

約数和(自身を除く): 167494836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 98641, 197282, 295923, 394564, 493205, 591846, 789128, 887769, 986410, 1183692, 1479615, 1578256, 1775538, 1972820, 2367384, 2959230, 3551076, 3945640, 4438845, 4734768, 5918460, 7102152, 7891280, 8877690, 11836920, 14204304, 17755380, 23673840, 35510760, 71021520]

約数ペア:

[(1, 71021520), (2, 35510760), (3, 23673840), (4, 17755380), (5, 14204304), (6, 11836920), (8, 8877690), (9, 7891280), (10, 7102152), (12, 5918460), (15, 4734768), (16, 4438845), (18, 3945640), (20, 3551076), (24, 2959230), (30, 2367384), (36, 1972820), (40, 1775538), (45, 1578256), (48, 1479615), (60, 1183692), (72, 986410), (80, 887769), (90, 789128), (120, 591846), (144, 493205), (180, 394564), (240, 295923), (360, 197282), (720, 98641)]