87661280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 256048128

約数和(自身を除く): 168386848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 41, 46, 56, 70, 80, 82, 83, 92, 112, 115, 140, 160, 161, 164, 166, 184, 205, 224, 230, 280, 287, 322, 328, 332, 368, 410, 415, 460, 560, 574, 581, 644, 656, 664, 736, 805, 820, 830, 920, 943, 1120, 1148, 1162, 1288, 1312, 1328, 1435, 1610, 1640, 1660, 1840, 1886, 1909, 2296, 2324, 2576, 2656, 2870, 2905, 3220, 3280, 3320, 3403, 3680, 3772, 3818, 4592, 4648, 4715, 5152, 5740, 5810, 6440, 6560, 6601, 6640, 6806, 7544, 7636, 9184, 9296, 9430, 9545, 11480, 11620, 12880, 13202, 13280, 13363, 13612, 15088, 15272, 17015, 18592, 18860, 19090, 22960, 23240, 23821, 25760, 26404, 26726, 27224, 30176, 30544, 33005, 34030, 37720, 38180, 45920, 46480, 47642, 52808, 53452, 54448, 61088, 66010, 66815, 68060, 75440, 76360, 78269, 92960, 95284, 105616, 106904, 108896, 119105, 132020, 133630, 136120, 150880, 152720, 156538, 190568, 211232, 213808, 238210, 264040, 267260, 272240, 305440, 313076, 381136, 391345, 427616, 476420, 528080, 534520, 544480, 547883, 626152, 762272, 782690, 952840, 1056160, 1069040, 1095766, 1252304, 1565380, 1905680, 2138080, 2191532, 2504608, 2739415, 3130760, 3811360, 4383064, 5478830, 6261520, 8766128, 10957660, 12523040, 17532256, 21915320, 43830640, 87661280]

約数ペア:

[(1, 87661280), (2, 43830640), (4, 21915320), (5, 17532256), (7, 12523040), (8, 10957660), (10, 8766128), (14, 6261520), (16, 5478830), (20, 4383064), (23, 3811360), (28, 3130760), (32, 2739415), (35, 2504608), (40, 2191532), (41, 2138080), (46, 1905680), (56, 1565380), (70, 1252304), (80, 1095766), (82, 1069040), (83, 1056160), (92, 952840), (112, 782690), (115, 762272), (140, 626152), (160, 547883), (161, 544480), (164, 534520), (166, 528080), (184, 476420), (205, 427616), (224, 391345), (230, 381136), (280, 313076), (287, 305440), (322, 272240), (328, 267260), (332, 264040), (368, 238210), (410, 213808), (415, 211232), (460, 190568), (560, 156538), (574, 152720), (581, 150880), (644, 136120), (656, 133630), (664, 132020), (736, 119105), (805, 108896), (820, 106904), (830, 105616), (920, 95284), (943, 92960), (1120, 78269), (1148, 76360), (1162, 75440), (1288, 68060), (1312, 66815), (1328, 66010), (1435, 61088), (1610, 54448), (1640, 53452), (1660, 52808), (1840, 47642), (1886, 46480), (1909, 45920), (2296, 38180), (2324, 37720), (2576, 34030), (2656, 33005), (2870, 30544), (2905, 30176), (3220, 27224), (3280, 26726), (3320, 26404), (3403, 25760), (3680, 23821), (3772, 23240), (3818, 22960), (4592, 19090), (4648, 18860), (4715, 18592), (5152, 17015), (5740, 15272), (5810, 15088), (6440, 13612), (6560, 13363), (6601, 13280), (6640, 13202), (6806, 12880), (7544, 11620), (7636, 11480), (9184, 9545), (9296, 9430)]