77990080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{941}}^1$

素因数の和:1002

約数の個数: 112

約数和(自身を含む): 218212416

約数和(自身を除く): 140222336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 740, 941, 1036, 1120, 1184, 1295, 1480, 1882, 2072, 2240, 2368, 2590, 2960, 3764, 4144, 4705, 5180, 5920, 6587, 7528, 8288, 9410, 10360, 11840, 13174, 15056, 16576, 18820, 20720, 26348, 30112, 32935, 34817, 37640, 41440, 52696, 60224, 65870, 69634, 75280, 82880, 105392, 131740, 139268, 150560, 174085, 210784, 243719, 263480, 278536, 301120, 348170, 421568, 487438, 526960, 557072, 696340, 974876, 1053920, 1114144, 1218595, 1392680, 1949752, 2107840, 2228288, 2437190, 2785360, 3899504, 4874380, 5570720, 7799008, 9748760, 11141440, 15598016, 19497520, 38995040, 77990080]

約数ペア:

[(1, 77990080), (2, 38995040), (4, 19497520), (5, 15598016), (7, 11141440), (8, 9748760), (10, 7799008), (14, 5570720), (16, 4874380), (20, 3899504), (28, 2785360), (32, 2437190), (35, 2228288), (37, 2107840), (40, 1949752), (56, 1392680), (64, 1218595), (70, 1114144), (74, 1053920), (80, 974876), (112, 696340), (140, 557072), (148, 526960), (160, 487438), (185, 421568), (224, 348170), (259, 301120), (280, 278536), (296, 263480), (320, 243719), (370, 210784), (448, 174085), (518, 150560), (560, 139268), (592, 131740), (740, 105392), (941, 82880), (1036, 75280), (1120, 69634), (1184, 65870), (1295, 60224), (1480, 52696), (1882, 41440), (2072, 37640), (2240, 34817), (2368, 32935), (2590, 30112), (2960, 26348), (3764, 20720), (4144, 18820), (4705, 16576), (5180, 15056), (5920, 13174), (6587, 11840), (7528, 10360), (8288, 9410)]