21884481920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{16229}}^1$

素因数の和:16305

約数の個数: 192

約数和(自身を含む): 62278405200

約数和(自身を除く): 40393923280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 64, 70, 80, 86, 98, 112, 128, 140, 160, 172, 196, 215, 224, 245, 280, 301, 320, 344, 392, 430, 448, 490, 560, 602, 640, 688, 784, 860, 896, 980, 1120, 1204, 1376, 1505, 1568, 1720, 1960, 2107, 2240, 2408, 2752, 3010, 3136, 3440, 3920, 4214, 4480, 4816, 5504, 6020, 6272, 6880, 7840, 8428, 9632, 10535, 12040, 13760, 15680, 16229, 16856, 19264, 21070, 24080, 27520, 31360, 32458, 33712, 38528, 42140, 48160, 64916, 67424, 81145, 84280, 96320, 113603, 129832, 134848, 162290, 168560, 192640, 227206, 259664, 269696, 324580, 337120, 454412, 519328, 568015, 649160, 674240, 697847, 795221, 908824, 1038656, 1136030, 1298320, 1348480, 1395694, 1590442, 1817648, 2077312, 2272060, 2596640, 2791388, 3180884, 3489235, 3635296, 3976105, 4544120, 4884929, 5193280, 5582776, 6361768, 6978470, 7270592, 7952210, 9088240, 9769858, 10386560, 11165552, 12723536, 13956940, 14541184, 15904420, 18176480, 19539716, 22331104, 24424645, 25447072, 27913880, 31808840, 34194503, 36352960, 39079432, 44662208, 48849290, 50894144, 55827760, 63617680, 68389006, 72705920, 78158864, 89324416, 97698580, 101788288, 111655520, 127235360, 136778012, 156317728, 170972515, 195397160, 223311040, 254470720, 273556024, 312635456, 341945030, 390794320, 446622080, 508941440, 547112048, 625270912, 683890060, 781588640, 1094224096, 1367780120, 1563177280, 2188448192, 2735560240, 3126354560, 4376896384, 5471120480, 10942240960, 21884481920]

約数ペア:

[(1, 21884481920), (2, 10942240960), (4, 5471120480), (5, 4376896384), (7, 3126354560), (8, 2735560240), (10, 2188448192), (14, 1563177280), (16, 1367780120), (20, 1094224096), (28, 781588640), (32, 683890060), (35, 625270912), (40, 547112048), (43, 508941440), (49, 446622080), (56, 390794320), (64, 341945030), (70, 312635456), (80, 273556024), (86, 254470720), (98, 223311040), (112, 195397160), (128, 170972515), (140, 156317728), (160, 136778012), (172, 127235360), (196, 111655520), (215, 101788288), (224, 97698580), (245, 89324416), (280, 78158864), (301, 72705920), (320, 68389006), (344, 63617680), (392, 55827760), (430, 50894144), (448, 48849290), (490, 44662208), (560, 39079432), (602, 36352960), (640, 34194503), (688, 31808840), (784, 27913880), (860, 25447072), (896, 24424645), (980, 22331104), (1120, 19539716), (1204, 18176480), (1376, 15904420), (1505, 14541184), (1568, 13956940), (1720, 12723536), (1960, 11165552), (2107, 10386560), (2240, 9769858), (2408, 9088240), (2752, 7952210), (3010, 7270592), (3136, 6978470), (3440, 6361768), (3920, 5582776), (4214, 5193280), (4480, 4884929), (4816, 4544120), (5504, 3976105), (6020, 3635296), (6272, 3489235), (6880, 3180884), (7840, 2791388), (8428, 2596640), (9632, 2272060), (10535, 2077312), (12040, 1817648), (13760, 1590442), (15680, 1395694), (16229, 1348480), (16856, 1298320), (19264, 1136030), (21070, 1038656), (24080, 908824), (27520, 795221), (31360, 697847), (32458, 674240), (33712, 649160), (38528, 568015), (42140, 519328), (48160, 454412), (64916, 337120), (67424, 324580), (81145, 269696), (84280, 259664), (96320, 227206), (113603, 192640), (129832, 168560), (134848, 162290)]