220761090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{222991}}^1$

素因数の和:223015

約数の個数: 48

約数和(自身を含む): 626161536

約数和(自身を除く): 405400446

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 222991, 445982, 668973, 1114955, 1337946, 2006919, 2229910, 2452901, 3344865, 4013838, 4905802, 6689730, 7358703, 10034595, 12264505, 14717406, 20069190, 22076109, 24529010, 36793515, 44152218, 73587030, 110380545, 220761090]

約数ペア:

[(1, 220761090), (2, 110380545), (3, 73587030), (5, 44152218), (6, 36793515), (9, 24529010), (10, 22076109), (11, 20069190), (15, 14717406), (18, 12264505), (22, 10034595), (30, 7358703), (33, 6689730), (45, 4905802), (55, 4013838), (66, 3344865), (90, 2452901), (99, 2229910), (110, 2006919), (165, 1337946), (198, 1114955), (330, 668973), (495, 445982), (990, 222991)]