206479280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:124

約数の個数: 240

約数和(自身を含む): 622085184

約数和(自身を除く): 415605904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 34, 35, 40, 41, 46, 56, 68, 70, 80, 82, 85, 92, 112, 115, 119, 136, 140, 161, 164, 170, 184, 205, 230, 238, 272, 280, 287, 322, 328, 340, 368, 391, 410, 460, 476, 529, 560, 574, 595, 644, 656, 680, 697, 782, 805, 820, 920, 943, 952, 1058, 1148, 1190, 1288, 1360, 1394, 1435, 1564, 1610, 1640, 1840, 1886, 1904, 1955, 2116, 2296, 2380, 2576, 2645, 2737, 2788, 2870, 3128, 3220, 3280, 3485, 3703, 3772, 3910, 4232, 4592, 4715, 4760, 4879, 5290, 5474, 5576, 5740, 6256, 6440, 6601, 6970, 7406, 7544, 7820, 8464, 8993, 9430, 9520, 9758, 10580, 10948, 11152, 11480, 12880, 13202, 13685, 13940, 14812, 15088, 15640, 16031, 17986, 18515, 18860, 19516, 21160, 21689, 21896, 22960, 24395, 26404, 27370, 27880, 29624, 31280, 32062, 33005, 35972, 37030, 37720, 39032, 42320, 43378, 43792, 44965, 48790, 52808, 54740, 55760, 59248, 62951, 64124, 66010, 71944, 74060, 75440, 78064, 80155, 86756, 89930, 97580, 105616, 108445, 109480, 112217, 125902, 128248, 132020, 143888, 148120, 151823, 160310, 173512, 179860, 195160, 216890, 218960, 224434, 251804, 256496, 264040, 296240, 303646, 314755, 320620, 347024, 359720, 368713, 390320, 433780, 448868, 503608, 528080, 561085, 607292, 629510, 641240, 719440, 737426, 759115, 867560, 897736, 1007216, 1122170, 1214584, 1259020, 1282480, 1474852, 1518230, 1735120, 1795472, 1843565, 2244340, 2429168, 2518040, 2580991, 2949704, 3036460, 3687130, 4488680, 5036080, 5161982, 5899408, 6072920, 7374260, 8977360, 10323964, 12145840, 12904955, 14748520, 20647928, 25809910, 29497040, 41295856, 51619820, 103239640, 206479280]

約数ペア:

[(1, 206479280), (2, 103239640), (4, 51619820), (5, 41295856), (7, 29497040), (8, 25809910), (10, 20647928), (14, 14748520), (16, 12904955), (17, 12145840), (20, 10323964), (23, 8977360), (28, 7374260), (34, 6072920), (35, 5899408), (40, 5161982), (41, 5036080), (46, 4488680), (56, 3687130), (68, 3036460), (70, 2949704), (80, 2580991), (82, 2518040), (85, 2429168), (92, 2244340), (112, 1843565), (115, 1795472), (119, 1735120), (136, 1518230), (140, 1474852), (161, 1282480), (164, 1259020), (170, 1214584), (184, 1122170), (205, 1007216), (230, 897736), (238, 867560), (272, 759115), (280, 737426), (287, 719440), (322, 641240), (328, 629510), (340, 607292), (368, 561085), (391, 528080), (410, 503608), (460, 448868), (476, 433780), (529, 390320), (560, 368713), (574, 359720), (595, 347024), (644, 320620), (656, 314755), (680, 303646), (697, 296240), (782, 264040), (805, 256496), (820, 251804), (920, 224434), (943, 218960), (952, 216890), (1058, 195160), (1148, 179860), (1190, 173512), (1288, 160310), (1360, 151823), (1394, 148120), (1435, 143888), (1564, 132020), (1610, 128248), (1640, 125902), (1840, 112217), (1886, 109480), (1904, 108445), (1955, 105616), (2116, 97580), (2296, 89930), (2380, 86756), (2576, 80155), (2645, 78064), (2737, 75440), (2788, 74060), (2870, 71944), (3128, 66010), (3220, 64124), (3280, 62951), (3485, 59248), (3703, 55760), (3772, 54740), (3910, 52808), (4232, 48790), (4592, 44965), (4715, 43792), (4760, 43378), (4879, 42320), (5290, 39032), (5474, 37720), (5576, 37030), (5740, 35972), (6256, 33005), (6440, 32062), (6601, 31280), (6970, 29624), (7406, 27880), (7544, 27370), (7820, 26404), (8464, 24395), (8993, 22960), (9430, 21896), (9520, 21689), (9758, 21160), (10580, 19516), (10948, 18860), (11152, 18515), (11480, 17986), (12880, 16031), (13202, 15640), (13685, 15088), (13940, 14812)]