1790159920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2\times {\mathrm{193}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 4427939808

約数和(自身を除く): 2637779888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 184, 193, 230, 284, 355, 368, 386, 460, 568, 710, 772, 920, 965, 1136, 1420, 1544, 1633, 1840, 1930, 2840, 3088, 3266, 3860, 4439, 5041, 5680, 6532, 7720, 8165, 8878, 10082, 13064, 13703, 15440, 16330, 17756, 20164, 22195, 25205, 26128, 27406, 32660, 35512, 40328, 44390, 50410, 54812, 65320, 68515, 71024, 80656, 88780, 100820, 109624, 115943, 130640, 137030, 177560, 201640, 219248, 231886, 274060, 315169, 355120, 403280, 463772, 548120, 579715, 630338, 927544, 972913, 1096240, 1159430, 1260676, 1575845, 1855088, 1945826, 2318860, 2521352, 3151690, 3891652, 4637720, 4864565, 5042704, 6303380, 7783304, 9275440, 9729130, 12606760, 15566608, 19458260, 22376999, 25213520, 38916520, 44753998, 77833040, 89507996, 111884995, 179015992, 223769990, 358031984, 447539980, 895079960, 1790159920]

約数ペア:

[(1, 1790159920), (2, 895079960), (4, 447539980), (5, 358031984), (8, 223769990), (10, 179015992), (16, 111884995), (20, 89507996), (23, 77833040), (40, 44753998), (46, 38916520), (71, 25213520), (80, 22376999), (92, 19458260), (115, 15566608), (142, 12606760), (184, 9729130), (193, 9275440), (230, 7783304), (284, 6303380), (355, 5042704), (368, 4864565), (386, 4637720), (460, 3891652), (568, 3151690), (710, 2521352), (772, 2318860), (920, 1945826), (965, 1855088), (1136, 1575845), (1420, 1260676), (1544, 1159430), (1633, 1096240), (1840, 972913), (1930, 927544), (2840, 630338), (3088, 579715), (3266, 548120), (3860, 463772), (4439, 403280), (5041, 355120), (5680, 315169), (6532, 274060), (7720, 231886), (8165, 219248), (8878, 201640), (10082, 177560), (13064, 137030), (13703, 130640), (15440, 115943), (16330, 109624), (17756, 100820), (20164, 88780), (22195, 80656), (25205, 71024), (26128, 68515), (27406, 65320), (32660, 54812), (35512, 50410), (40328, 44390)]