209995320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1749961}}^1$

素因数の和:1749975

約数の個数: 32

約数和(自身を含む): 629986320

約数和(自身を除く): 419991000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1749961, 3499922, 5249883, 6999844, 8749805, 10499766, 13999688, 17499610, 20999532, 26249415, 34999220, 41999064, 52498830, 69998440, 104997660, 209995320]

約数ペア:

[(1, 209995320), (2, 104997660), (3, 69998440), (4, 52498830), (5, 41999064), (6, 34999220), (8, 26249415), (10, 20999532), (12, 17499610), (15, 13999688), (20, 10499766), (24, 8749805), (30, 6999844), (40, 5249883), (60, 3499922), (120, 1749961)]