20100480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:89

約数の個数: 192

約数和(自身を含む): 69951600

約数和(自身を除く): 49851120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 32, 38, 40, 48, 57, 58, 60, 64, 76, 80, 87, 95, 96, 114, 116, 120, 128, 145, 152, 160, 174, 190, 192, 228, 232, 240, 285, 290, 304, 320, 348, 361, 380, 384, 435, 456, 464, 480, 551, 570, 580, 608, 640, 696, 722, 760, 870, 912, 928, 960, 1083, 1102, 1140, 1160, 1216, 1392, 1444, 1520, 1653, 1740, 1805, 1824, 1856, 1920, 2166, 2204, 2280, 2320, 2432, 2755, 2784, 2888, 3040, 3306, 3480, 3610, 3648, 3712, 4332, 4408, 4560, 4640, 5415, 5510, 5568, 5776, 6080, 6612, 6960, 7220, 7296, 8265, 8664, 8816, 9120, 9280, 10469, 10830, 11020, 11136, 11552, 12160, 13224, 13920, 14440, 16530, 17328, 17632, 18240, 18560, 20938, 21660, 22040, 23104, 26448, 27840, 28880, 31407, 33060, 34656, 35264, 36480, 41876, 43320, 44080, 46208, 52345, 52896, 55680, 57760, 62814, 66120, 69312, 70528, 83752, 86640, 88160, 104690, 105792, 115520, 125628, 132240, 138624, 157035, 167504, 173280, 176320, 209380, 211584, 231040, 251256, 264480, 314070, 335008, 346560, 352640, 418760, 502512, 528960, 628140, 670016, 693120, 837520, 1005024, 1057920, 1256280, 1340032, 1675040, 2010048, 2512560, 3350080, 4020096, 5025120, 6700160, 10050240, 20100480]

約数ペア:

[(1, 20100480), (2, 10050240), (3, 6700160), (4, 5025120), (5, 4020096), (6, 3350080), (8, 2512560), (10, 2010048), (12, 1675040), (15, 1340032), (16, 1256280), (19, 1057920), (20, 1005024), (24, 837520), (29, 693120), (30, 670016), (32, 628140), (38, 528960), (40, 502512), (48, 418760), (57, 352640), (58, 346560), (60, 335008), (64, 314070), (76, 264480), (80, 251256), (87, 231040), (95, 211584), (96, 209380), (114, 176320), (116, 173280), (120, 167504), (128, 157035), (145, 138624), (152, 132240), (160, 125628), (174, 115520), (190, 105792), (192, 104690), (228, 88160), (232, 86640), (240, 83752), (285, 70528), (290, 69312), (304, 66120), (320, 62814), (348, 57760), (361, 55680), (380, 52896), (384, 52345), (435, 46208), (456, 44080), (464, 43320), (480, 41876), (551, 36480), (570, 35264), (580, 34656), (608, 33060), (640, 31407), (696, 28880), (722, 27840), (760, 26448), (870, 23104), (912, 22040), (928, 21660), (960, 20938), (1083, 18560), (1102, 18240), (1140, 17632), (1160, 17328), (1216, 16530), (1392, 14440), (1444, 13920), (1520, 13224), (1653, 12160), (1740, 11552), (1805, 11136), (1824, 11020), (1856, 10830), (1920, 10469), (2166, 9280), (2204, 9120), (2280, 8816), (2320, 8664), (2432, 8265), (2755, 7296), (2784, 7220), (2888, 6960), (3040, 6612), (3306, 6080), (3480, 5776), (3610, 5568), (3648, 5510), (3712, 5415), (4332, 4640), (4408, 4560)]