20161331280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{7603}}^1$

素因数の和:7778

約数の個数: 240

約数和(自身を含む): 70604052480

約数和(自身を除く): 50442721200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 127, 144, 145, 174, 180, 232, 240, 254, 261, 290, 348, 360, 381, 435, 464, 508, 522, 580, 635, 696, 720, 762, 870, 1016, 1044, 1143, 1160, 1270, 1305, 1392, 1524, 1740, 1905, 2032, 2088, 2286, 2320, 2540, 2610, 3048, 3480, 3683, 3810, 4176, 4572, 5080, 5220, 5715, 6096, 6960, 7366, 7603, 7620, 9144, 10160, 10440, 11049, 11430, 14732, 15206, 15240, 18288, 18415, 20880, 22098, 22809, 22860, 29464, 30412, 30480, 33147, 36830, 38015, 44196, 45618, 45720, 55245, 58928, 60824, 66294, 68427, 73660, 76030, 88392, 91236, 91440, 110490, 114045, 121648, 132588, 136854, 147320, 152060, 165735, 176784, 182472, 220487, 220980, 228090, 265176, 273708, 294640, 304120, 331470, 342135, 364944, 440974, 441960, 456180, 530352, 547416, 608240, 661461, 662940, 684270, 881948, 883920, 912360, 965581, 1094832, 1102435, 1322922, 1325880, 1368540, 1763896, 1824720, 1931162, 1984383, 2204870, 2645844, 2651760, 2737080, 2896743, 3307305, 3527792, 3862324, 3968766, 4409740, 4827905, 5291688, 5474160, 5793486, 6614610, 7724648, 7937532, 8690229, 8819480, 9655810, 9921915, 10583376, 11586972, 13229220, 14483715, 15449296, 15875064, 17380458, 17638960, 19311620, 19843830, 23173944, 26458440, 28001849, 28967430, 31750128, 34760916, 38623240, 39687660, 43451145, 46347888, 52916880, 56003698, 57934860, 69521832, 77246480, 79375320, 84005547, 86902290, 112007396, 115869720, 139043664, 140009245, 158750640, 168011094, 173804580, 224014792, 231739440, 252016641, 280018490, 336022188, 347609160, 420027735, 448029584, 504033282, 560036980, 672044376, 695218320, 840055470, 1008066564, 1120073960, 1260083205, 1344088752, 1680110940, 2016133128, 2240147920, 2520166410, 3360221880, 4032266256, 5040332820, 6720443760, 10080665640, 20161331280]

約数ペア:

[(1, 20161331280), (2, 10080665640), (3, 6720443760), (4, 5040332820), (5, 4032266256), (6, 3360221880), (8, 2520166410), (9, 2240147920), (10, 2016133128), (12, 1680110940), (15, 1344088752), (16, 1260083205), (18, 1120073960), (20, 1008066564), (24, 840055470), (29, 695218320), (30, 672044376), (36, 560036980), (40, 504033282), (45, 448029584), (48, 420027735), (58, 347609160), (60, 336022188), (72, 280018490), (80, 252016641), (87, 231739440), (90, 224014792), (116, 173804580), (120, 168011094), (127, 158750640), (144, 140009245), (145, 139043664), (174, 115869720), (180, 112007396), (232, 86902290), (240, 84005547), (254, 79375320), (261, 77246480), (290, 69521832), (348, 57934860), (360, 56003698), (381, 52916880), (435, 46347888), (464, 43451145), (508, 39687660), (522, 38623240), (580, 34760916), (635, 31750128), (696, 28967430), (720, 28001849), (762, 26458440), (870, 23173944), (1016, 19843830), (1044, 19311620), (1143, 17638960), (1160, 17380458), (1270, 15875064), (1305, 15449296), (1392, 14483715), (1524, 13229220), (1740, 11586972), (1905, 10583376), (2032, 9921915), (2088, 9655810), (2286, 8819480), (2320, 8690229), (2540, 7937532), (2610, 7724648), (3048, 6614610), (3480, 5793486), (3683, 5474160), (3810, 5291688), (4176, 4827905), (4572, 4409740), (5080, 3968766), (5220, 3862324), (5715, 3527792), (6096, 3307305), (6960, 2896743), (7366, 2737080), (7603, 2651760), (7620, 2645844), (9144, 2204870), (10160, 1984383), (10440, 1931162), (11049, 1824720), (11430, 1763896), (14732, 1368540), (15206, 1325880), (15240, 1322922), (18288, 1102435), (18415, 1094832), (20880, 965581), (22098, 912360), (22809, 883920), (22860, 881948), (29464, 684270), (30412, 662940), (30480, 661461), (33147, 608240), (36830, 547416), (38015, 530352), (44196, 456180), (45618, 441960), (45720, 440974), (55245, 364944), (58928, 342135), (60824, 331470), (66294, 304120), (68427, 294640), (73660, 273708), (76030, 265176), (88392, 228090), (91236, 220980), (91440, 220487), (110490, 182472), (114045, 176784), (121648, 165735), (132588, 152060), (136854, 147320)]