21100241280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{2053}}^1$

素因数の和:2229

約数の個数: 256

約数和(自身を含む): 69238203840

約数和(自身を除く): 48137962560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 101, 106, 120, 128, 159, 160, 192, 202, 212, 240, 265, 303, 318, 320, 384, 404, 424, 480, 505, 530, 606, 636, 640, 795, 808, 848, 960, 1010, 1060, 1212, 1272, 1515, 1590, 1616, 1696, 1920, 2020, 2053, 2120, 2424, 2544, 3030, 3180, 3232, 3392, 4040, 4106, 4240, 4848, 5088, 5353, 6060, 6159, 6360, 6464, 6784, 8080, 8212, 8480, 9696, 10176, 10265, 10706, 12120, 12318, 12720, 12928, 16059, 16160, 16424, 16960, 19392, 20352, 20530, 21412, 24240, 24636, 25440, 26765, 30795, 32118, 32320, 32848, 33920, 38784, 41060, 42824, 48480, 49272, 50880, 53530, 61590, 64236, 64640, 65696, 80295, 82120, 85648, 96960, 98544, 101760, 107060, 108809, 123180, 128472, 131392, 160590, 164240, 171296, 193920, 197088, 207353, 214120, 217618, 246360, 256944, 262784, 321180, 326427, 328480, 342592, 394176, 414706, 428240, 435236, 492720, 513888, 544045, 622059, 642360, 652854, 656960, 685184, 788352, 829412, 856480, 870472, 985440, 1027776, 1036765, 1088090, 1244118, 1284720, 1305708, 1313920, 1632135, 1658824, 1712960, 1740944, 1970880, 2055552, 2073530, 2176180, 2488236, 2569440, 2611416, 3110295, 3264270, 3317648, 3425920, 3481888, 3941760, 4147060, 4352360, 4976472, 5138880, 5222832, 6220590, 6528540, 6635296, 6963776, 8294120, 8704720, 9952944, 10277760, 10445664, 10989709, 12441180, 13057080, 13270592, 13927552, 16588240, 17409440, 19905888, 20891328, 21979418, 24882360, 26114160, 26541184, 32969127, 33176480, 34818880, 39811776, 41782656, 43958836, 49764720, 52228320, 54948545, 65938254, 66352960, 69637760, 79623552, 87917672, 99529440, 104456640, 109897090, 131876508, 132705920, 164845635, 175835344, 199058880, 208913280, 219794180, 263753016, 329691270, 351670688, 398117760, 439588360, 527506032, 659382540, 703341376, 879176720, 1055012064, 1318765080, 1406682752, 1758353440, 2110024128, 2637530160, 3516706880, 4220048256, 5275060320, 7033413760, 10550120640, 21100241280]

約数ペア:

[(1, 21100241280), (2, 10550120640), (3, 7033413760), (4, 5275060320), (5, 4220048256), (6, 3516706880), (8, 2637530160), (10, 2110024128), (12, 1758353440), (15, 1406682752), (16, 1318765080), (20, 1055012064), (24, 879176720), (30, 703341376), (32, 659382540), (40, 527506032), (48, 439588360), (53, 398117760), (60, 351670688), (64, 329691270), (80, 263753016), (96, 219794180), (101, 208913280), (106, 199058880), (120, 175835344), (128, 164845635), (159, 132705920), (160, 131876508), (192, 109897090), (202, 104456640), (212, 99529440), (240, 87917672), (265, 79623552), (303, 69637760), (318, 66352960), (320, 65938254), (384, 54948545), (404, 52228320), (424, 49764720), (480, 43958836), (505, 41782656), (530, 39811776), (606, 34818880), (636, 33176480), (640, 32969127), (795, 26541184), (808, 26114160), (848, 24882360), (960, 21979418), (1010, 20891328), (1060, 19905888), (1212, 17409440), (1272, 16588240), (1515, 13927552), (1590, 13270592), (1616, 13057080), (1696, 12441180), (1920, 10989709), (2020, 10445664), (2053, 10277760), (2120, 9952944), (2424, 8704720), (2544, 8294120), (3030, 6963776), (3180, 6635296), (3232, 6528540), (3392, 6220590), (4040, 5222832), (4106, 5138880), (4240, 4976472), (4848, 4352360), (5088, 4147060), (5353, 3941760), (6060, 3481888), (6159, 3425920), (6360, 3317648), (6464, 3264270), (6784, 3110295), (8080, 2611416), (8212, 2569440), (8480, 2488236), (9696, 2176180), (10176, 2073530), (10265, 2055552), (10706, 1970880), (12120, 1740944), (12318, 1712960), (12720, 1658824), (12928, 1632135), (16059, 1313920), (16160, 1305708), (16424, 1284720), (16960, 1244118), (19392, 1088090), (20352, 1036765), (20530, 1027776), (21412, 985440), (24240, 870472), (24636, 856480), (25440, 829412), (26765, 788352), (30795, 685184), (32118, 656960), (32320, 652854), (32848, 642360), (33920, 622059), (38784, 544045), (41060, 513888), (42824, 492720), (48480, 435236), (49272, 428240), (50880, 414706), (53530, 394176), (61590, 342592), (64236, 328480), (64640, 326427), (65696, 321180), (80295, 262784), (82120, 256944), (85648, 246360), (96960, 217618), (98544, 214120), (101760, 207353), (107060, 197088), (108809, 193920), (123180, 171296), (128472, 164240), (131392, 160590)]