220558320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{306331}}^1$

素因数の和:306350

約数の個数: 60

約数和(自身を含む): 740710776

約数和(自身を除く): 520152456

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, 306331, 612662, 918993, 1225324, 1531655, 1837986, 2450648, 2756979, 3063310, 3675972, 4594965, 4901296, 5513958, 6126620, 7351944, 9189930, 11027916, 12253240, 13784895, 14703888, 18379860, 22055832, 24506480, 27569790, 36759720, 44111664, 55139580, 73519440, 110279160, 220558320]

約数ペア:

[(1, 220558320), (2, 110279160), (3, 73519440), (4, 55139580), (5, 44111664), (6, 36759720), (8, 27569790), (9, 24506480), (10, 22055832), (12, 18379860), (15, 14703888), (16, 13784895), (18, 12253240), (20, 11027916), (24, 9189930), (30, 7351944), (36, 6126620), (40, 5513958), (45, 4901296), (48, 4594965), (60, 3675972), (72, 3063310), (80, 2756979), (90, 2450648), (120, 1837986), (144, 1531655), (180, 1225324), (240, 918993), (360, 612662), (720, 306331)]