205929120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{811}}^1$

素因数の和:875

約数の個数: 144

約数和(自身を含む): 678942432

約数和(自身を除く): 473013312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 529, 552, 690, 736, 811, 920, 1058, 1104, 1380, 1587, 1622, 1840, 2116, 2208, 2433, 2645, 2760, 3174, 3244, 3680, 4055, 4232, 4866, 5290, 5520, 6348, 6488, 7935, 8110, 8464, 9732, 10580, 11040, 12165, 12696, 12976, 15870, 16220, 16928, 18653, 19464, 21160, 24330, 25392, 25952, 31740, 32440, 37306, 38928, 42320, 48660, 50784, 55959, 63480, 64880, 74612, 77856, 84640, 93265, 97320, 111918, 126960, 129760, 149224, 186530, 194640, 223836, 253920, 279795, 298448, 373060, 389280, 429019, 447672, 559590, 596896, 746120, 858038, 895344, 1119180, 1287057, 1492240, 1716076, 1790688, 2145095, 2238360, 2574114, 2984480, 3432152, 4290190, 4476720, 5148228, 6435285, 6864304, 8580380, 8953440, 10296456, 12870570, 13728608, 17160760, 20592912, 25741140, 34321520, 41185824, 51482280, 68643040, 102964560, 205929120]

約数ペア:

[(1, 205929120), (2, 102964560), (3, 68643040), (4, 51482280), (5, 41185824), (6, 34321520), (8, 25741140), (10, 20592912), (12, 17160760), (15, 13728608), (16, 12870570), (20, 10296456), (23, 8953440), (24, 8580380), (30, 6864304), (32, 6435285), (40, 5148228), (46, 4476720), (48, 4290190), (60, 3432152), (69, 2984480), (80, 2574114), (92, 2238360), (96, 2145095), (115, 1790688), (120, 1716076), (138, 1492240), (160, 1287057), (184, 1119180), (230, 895344), (240, 858038), (276, 746120), (345, 596896), (368, 559590), (460, 447672), (480, 429019), (529, 389280), (552, 373060), (690, 298448), (736, 279795), (811, 253920), (920, 223836), (1058, 194640), (1104, 186530), (1380, 149224), (1587, 129760), (1622, 126960), (1840, 111918), (2116, 97320), (2208, 93265), (2433, 84640), (2645, 77856), (2760, 74612), (3174, 64880), (3244, 63480), (3680, 55959), (4055, 50784), (4232, 48660), (4866, 42320), (5290, 38928), (5520, 37306), (6348, 32440), (6488, 31740), (7935, 25952), (8110, 25392), (8464, 24330), (9732, 21160), (10580, 19464), (11040, 18653), (12165, 16928), (12696, 16220), (12976, 15870)]