68688720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{95401}}^1$

素因数の和:95420

約数の個数: 60

約数和(自身を含む): 230682036

約数和(自身を除く): 161993316

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, 95401, 190802, 286203, 381604, 477005, 572406, 763208, 858609, 954010, 1144812, 1431015, 1526416, 1717218, 1908020, 2289624, 2862030, 3434436, 3816040, 4293045, 4579248, 5724060, 6868872, 7632080, 8586090, 11448120, 13737744, 17172180, 22896240, 34344360, 68688720]

約数ペア:

[(1, 68688720), (2, 34344360), (3, 22896240), (4, 17172180), (5, 13737744), (6, 11448120), (8, 8586090), (9, 7632080), (10, 6868872), (12, 5724060), (15, 4579248), (16, 4293045), (18, 3816040), (20, 3434436), (24, 2862030), (30, 2289624), (36, 1908020), (40, 1717218), (45, 1526416), (48, 1431015), (60, 1144812), (72, 954010), (80, 858609), (90, 763208), (120, 572406), (144, 477005), (180, 381604), (240, 286203), (360, 190802), (720, 95401)]