405908212480

素因数分解:

$2^8\times 5^1\times {\mathrm{193}}^1\times {\mathrm{443}}^1\times {\mathrm{3709}}^1$

素因数の和:4366

約数の個数: 144

約数和(自身を含む): 979784940960

約数和(自身を除く): 573876728480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 256, 320, 386, 443, 640, 772, 886, 965, 1280, 1544, 1772, 1930, 2215, 3088, 3544, 3709, 3860, 4430, 6176, 7088, 7418, 7720, 8860, 12352, 14176, 14836, 15440, 17720, 18545, 24704, 28352, 29672, 30880, 35440, 37090, 49408, 56704, 59344, 61760, 70880, 74180, 85499, 113408, 118688, 123520, 141760, 148360, 170998, 237376, 247040, 283520, 296720, 341996, 427495, 474752, 567040, 593440, 683992, 715837, 854990, 949504, 1186880, 1367984, 1431674, 1643087, 1709980, 2373760, 2735968, 2863348, 3286174, 3419960, 3579185, 4747520, 5471936, 5726696, 6572348, 6839920, 7158370, 8215435, 10943872, 11453392, 13144696, 13679840, 14316740, 16430870, 21887744, 22906784, 26289392, 27359680, 28633480, 32861740, 45813568, 52578784, 54719360, 57266960, 65723480, 91627136, 105157568, 109438720, 114533920, 131446960, 183254272, 210315136, 229067840, 262893920, 317115791, 420630272, 458135680, 525787840, 634231582, 916271360, 1051575680, 1268463164, 1585578955, 2103151360, 2536926328, 3171157910, 5073852656, 6342315820, 10147705312, 12684631640, 20295410624, 25369263280, 40590821248, 50738526560, 81181642496, 101477053120, 202954106240, 405908212480]

約数ペア:

[(1, 405908212480), (2, 202954106240), (4, 101477053120), (5, 81181642496), (8, 50738526560), (10, 40590821248), (16, 25369263280), (20, 20295410624), (32, 12684631640), (40, 10147705312), (64, 6342315820), (80, 5073852656), (128, 3171157910), (160, 2536926328), (193, 2103151360), (256, 1585578955), (320, 1268463164), (386, 1051575680), (443, 916271360), (640, 634231582), (772, 525787840), (886, 458135680), (965, 420630272), (1280, 317115791), (1544, 262893920), (1772, 229067840), (1930, 210315136), (2215, 183254272), (3088, 131446960), (3544, 114533920), (3709, 109438720), (3860, 105157568), (4430, 91627136), (6176, 65723480), (7088, 57266960), (7418, 54719360), (7720, 52578784), (8860, 45813568), (12352, 32861740), (14176, 28633480), (14836, 27359680), (15440, 26289392), (17720, 22906784), (18545, 21887744), (24704, 16430870), (28352, 14316740), (29672, 13679840), (30880, 13144696), (35440, 11453392), (37090, 10943872), (49408, 8215435), (56704, 7158370), (59344, 6839920), (61760, 6572348), (70880, 5726696), (74180, 5471936), (85499, 4747520), (113408, 3579185), (118688, 3419960), (123520, 3286174), (141760, 2863348), (148360, 2735968), (170998, 2373760), (237376, 1709980), (247040, 1643087), (283520, 1431674), (296720, 1367984), (341996, 1186880), (427495, 949504), (474752, 854990), (567040, 715837), (593440, 683992)]