111561920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:406

約数の個数: 112

約数和(自身を含む): 285292800

約数和(自身を除く): 173730880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 59, 64, 76, 80, 95, 118, 152, 160, 190, 236, 295, 304, 311, 320, 380, 472, 590, 608, 622, 760, 944, 1121, 1180, 1216, 1244, 1520, 1555, 1888, 2242, 2360, 2488, 3040, 3110, 3776, 4484, 4720, 4976, 5605, 5909, 6080, 6220, 8968, 9440, 9952, 11210, 11818, 12440, 17936, 18349, 18880, 19904, 22420, 23636, 24880, 29545, 35872, 36698, 44840, 47272, 49760, 59090, 71744, 73396, 89680, 91745, 94544, 99520, 118180, 146792, 179360, 183490, 189088, 236360, 293584, 348631, 358720, 366980, 378176, 472720, 587168, 697262, 733960, 945440, 1174336, 1394524, 1467920, 1743155, 1890880, 2789048, 2935840, 3486310, 5578096, 5871680, 6972620, 11156192, 13945240, 22312384, 27890480, 55780960, 111561920]

約数ペア:

[(1, 111561920), (2, 55780960), (4, 27890480), (5, 22312384), (8, 13945240), (10, 11156192), (16, 6972620), (19, 5871680), (20, 5578096), (32, 3486310), (38, 2935840), (40, 2789048), (59, 1890880), (64, 1743155), (76, 1467920), (80, 1394524), (95, 1174336), (118, 945440), (152, 733960), (160, 697262), (190, 587168), (236, 472720), (295, 378176), (304, 366980), (311, 358720), (320, 348631), (380, 293584), (472, 236360), (590, 189088), (608, 183490), (622, 179360), (760, 146792), (944, 118180), (1121, 99520), (1180, 94544), (1216, 91745), (1244, 89680), (1520, 73396), (1555, 71744), (1888, 59090), (2242, 49760), (2360, 47272), (2488, 44840), (3040, 36698), (3110, 35872), (3776, 29545), (4484, 24880), (4720, 23636), (4976, 22420), (5605, 19904), (5909, 18880), (6080, 18349), (6220, 17936), (8968, 12440), (9440, 11818), (9952, 11210)]