71370640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 120

約数和(自身を含む): 186722424

約数和(自身を除く): 115351784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 101, 110, 121, 146, 176, 202, 220, 242, 292, 365, 404, 440, 484, 505, 584, 605, 730, 803, 808, 880, 968, 1010, 1111, 1168, 1210, 1460, 1606, 1616, 1936, 2020, 2222, 2420, 2920, 3212, 4015, 4040, 4444, 4840, 5555, 5840, 6424, 7373, 8030, 8080, 8833, 8888, 9680, 11110, 12221, 12848, 14746, 16060, 17666, 17776, 22220, 24442, 29492, 32120, 35332, 36865, 44165, 44440, 48884, 58984, 61105, 64240, 70664, 73730, 81103, 88330, 88880, 97768, 117968, 122210, 141328, 147460, 162206, 176660, 195536, 244420, 294920, 324412, 353320, 405515, 488840, 589840, 648824, 706640, 811030, 892133, 977680, 1297648, 1622060, 1784266, 3244120, 3568532, 4460665, 6488240, 7137064, 8921330, 14274128, 17842660, 35685320, 71370640]

約数ペア:

[(1, 71370640), (2, 35685320), (4, 17842660), (5, 14274128), (8, 8921330), (10, 7137064), (11, 6488240), (16, 4460665), (20, 3568532), (22, 3244120), (40, 1784266), (44, 1622060), (55, 1297648), (73, 977680), (80, 892133), (88, 811030), (101, 706640), (110, 648824), (121, 589840), (146, 488840), (176, 405515), (202, 353320), (220, 324412), (242, 294920), (292, 244420), (365, 195536), (404, 176660), (440, 162206), (484, 147460), (505, 141328), (584, 122210), (605, 117968), (730, 97768), (803, 88880), (808, 88330), (880, 81103), (968, 73730), (1010, 70664), (1111, 64240), (1168, 61105), (1210, 58984), (1460, 48884), (1606, 44440), (1616, 44165), (1936, 36865), (2020, 35332), (2222, 32120), (2420, 29492), (2920, 24442), (3212, 22220), (4015, 17776), (4040, 17666), (4444, 16060), (4840, 14746), (5555, 12848), (5840, 12221), (6424, 11110), (7373, 9680), (8030, 8888), (8080, 8833)]