243664520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{5483}}^1$

素因数の和:5606

約数の個数: 64

約数和(自身を含む): 604117440

約数和(自身を除く): 360452920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 2020, 2222, 4040, 4444, 5483, 5555, 8888, 10966, 11110, 21932, 22220, 27415, 43864, 44440, 54830, 60313, 109660, 120626, 219320, 241252, 301565, 482504, 553783, 603130, 1107566, 1206260, 2215132, 2412520, 2768915, 4430264, 5537830, 6091613, 11075660, 12183226, 22151320, 24366452, 30458065, 48732904, 60916130, 121832260, 243664520]

約数ペア:

[(1, 243664520), (2, 121832260), (4, 60916130), (5, 48732904), (8, 30458065), (10, 24366452), (11, 22151320), (20, 12183226), (22, 11075660), (40, 6091613), (44, 5537830), (55, 4430264), (88, 2768915), (101, 2412520), (110, 2215132), (202, 1206260), (220, 1107566), (404, 603130), (440, 553783), (505, 482504), (808, 301565), (1010, 241252), (1111, 219320), (2020, 120626), (2222, 109660), (4040, 60313), (4444, 54830), (5483, 44440), (5555, 43864), (8888, 27415), (10966, 22220), (11110, 21932)]