664884060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257707}}^1$

素因数の和:257762

約数の個数: 48

約数和(自身を含む): 1904977536

約数和(自身を除く): 1240093476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 257707, 515414, 773121, 1030828, 1288535, 1546242, 2577070, 3092484, 3865605, 5154140, 7731210, 11081401, 15462420, 22162802, 33244203, 44325604, 55407005, 66488406, 110814010, 132976812, 166221015, 221628020, 332442030, 664884060]

約数ペア:

[(1, 664884060), (2, 332442030), (3, 221628020), (4, 166221015), (5, 132976812), (6, 110814010), (10, 66488406), (12, 55407005), (15, 44325604), (20, 33244203), (30, 22162802), (43, 15462420), (60, 11081401), (86, 7731210), (129, 5154140), (172, 3865605), (215, 3092484), (258, 2577070), (430, 1546242), (516, 1288535), (645, 1030828), (860, 773121), (1290, 515414), (2580, 257707)]