138770520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{165203}}^1$

素因数の和:165224

約数の個数: 64

約数和(自身を含む): 475787520

約数和(自身を除く): 337017000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 165203, 330406, 495609, 660812, 826015, 991218, 1156421, 1321624, 1652030, 1982436, 2312842, 2478045, 3304060, 3469263, 3964872, 4625684, 4956090, 5782105, 6608120, 6938526, 9251368, 9912180, 11564210, 13877052, 17346315, 19824360, 23128420, 27754104, 34692630, 46256840, 69385260, 138770520]

約数ペア:

[(1, 138770520), (2, 69385260), (3, 46256840), (4, 34692630), (5, 27754104), (6, 23128420), (7, 19824360), (8, 17346315), (10, 13877052), (12, 11564210), (14, 9912180), (15, 9251368), (20, 6938526), (21, 6608120), (24, 5782105), (28, 4956090), (30, 4625684), (35, 3964872), (40, 3469263), (42, 3304060), (56, 2478045), (60, 2312842), (70, 1982436), (84, 1652030), (105, 1321624), (120, 1156421), (140, 991218), (168, 826015), (210, 660812), (280, 495609), (420, 330406), (840, 165203)]