1820700240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1709}}^1$

素因数の和:1941

約数の個数: 160

約数和(自身を含む): 5923549440

約数和(自身を除く): 4102849200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 193, 230, 240, 276, 345, 368, 386, 460, 552, 579, 690, 772, 920, 965, 1104, 1158, 1380, 1544, 1709, 1840, 1930, 2316, 2760, 2895, 3088, 3418, 3860, 4439, 4632, 5127, 5520, 5790, 6836, 7720, 8545, 8878, 9264, 10254, 11580, 13317, 13672, 15440, 17090, 17756, 20508, 22195, 23160, 25635, 26634, 27344, 34180, 35512, 39307, 41016, 44390, 46320, 51270, 53268, 66585, 68360, 71024, 78614, 82032, 88780, 102540, 106536, 117921, 133170, 136720, 157228, 177560, 196535, 205080, 213072, 235842, 266340, 314456, 329837, 355120, 393070, 410160, 471684, 532680, 589605, 628912, 659674, 786140, 943368, 989511, 1065360, 1179210, 1319348, 1572280, 1649185, 1886736, 1979022, 2358420, 2638696, 3144560, 3298370, 3958044, 4716840, 4947555, 5277392, 6596740, 7586251, 7916088, 9433680, 9895110, 13193480, 15172502, 15832176, 19790220, 22758753, 26386960, 30345004, 37931255, 39580440, 45517506, 60690008, 75862510, 79160880, 91035012, 113793765, 121380016, 151725020, 182070024, 227587530, 303450040, 364140048, 455175060, 606900080, 910350120, 1820700240]

約数ペア:

[(1, 1820700240), (2, 910350120), (3, 606900080), (4, 455175060), (5, 364140048), (6, 303450040), (8, 227587530), (10, 182070024), (12, 151725020), (15, 121380016), (16, 113793765), (20, 91035012), (23, 79160880), (24, 75862510), (30, 60690008), (40, 45517506), (46, 39580440), (48, 37931255), (60, 30345004), (69, 26386960), (80, 22758753), (92, 19790220), (115, 15832176), (120, 15172502), (138, 13193480), (184, 9895110), (193, 9433680), (230, 7916088), (240, 7586251), (276, 6596740), (345, 5277392), (368, 4947555), (386, 4716840), (460, 3958044), (552, 3298370), (579, 3144560), (690, 2638696), (772, 2358420), (920, 1979022), (965, 1886736), (1104, 1649185), (1158, 1572280), (1380, 1319348), (1544, 1179210), (1709, 1065360), (1840, 989511), (1930, 943368), (2316, 786140), (2760, 659674), (2895, 628912), (3088, 589605), (3418, 532680), (3860, 471684), (4439, 410160), (4632, 393070), (5127, 355120), (5520, 329837), (5790, 314456), (6836, 266340), (7720, 235842), (8545, 213072), (8878, 205080), (9264, 196535), (10254, 177560), (11580, 157228), (13317, 136720), (13672, 133170), (15440, 117921), (17090, 106536), (17756, 102540), (20508, 88780), (22195, 82032), (23160, 78614), (25635, 71024), (26634, 68360), (27344, 66585), (34180, 53268), (35512, 51270), (39307, 46320), (41016, 44390)]