213524520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{161761}}^1$

素因数の和:161786

約数の個数: 64

約数和(自身を含む): 698811840

約数和(自身を除く): 485287320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 161761, 323522, 485283, 647044, 808805, 970566, 1294088, 1617610, 1779371, 1941132, 2426415, 3235220, 3558742, 3882264, 4852830, 5338113, 6470440, 7117484, 8896855, 9705660, 10676226, 14234968, 17793710, 19411320, 21352452, 26690565, 35587420, 42704904, 53381130, 71174840, 106762260, 213524520]

約数ペア:

[(1, 213524520), (2, 106762260), (3, 71174840), (4, 53381130), (5, 42704904), (6, 35587420), (8, 26690565), (10, 21352452), (11, 19411320), (12, 17793710), (15, 14234968), (20, 10676226), (22, 9705660), (24, 8896855), (30, 7117484), (33, 6470440), (40, 5338113), (44, 4852830), (55, 3882264), (60, 3558742), (66, 3235220), (88, 2426415), (110, 1941132), (120, 1779371), (132, 1617610), (165, 1294088), (220, 970566), (264, 808805), (330, 647044), (440, 485283), (660, 323522), (1320, 161761)]