1963986640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1231}}^1$

素因数の和:1306

約数の個数: 240

約数和(自身を含む): 5956118784

約数和(自身を除く): 3992132144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 49, 55, 56, 70, 74, 77, 80, 88, 98, 110, 112, 140, 148, 154, 176, 185, 196, 220, 245, 259, 280, 296, 308, 370, 385, 392, 407, 440, 490, 518, 539, 560, 592, 616, 740, 770, 784, 814, 880, 980, 1036, 1078, 1231, 1232, 1295, 1480, 1540, 1628, 1813, 1960, 2035, 2072, 2156, 2462, 2590, 2695, 2849, 2960, 3080, 3256, 3626, 3920, 4070, 4144, 4312, 4924, 5180, 5390, 5698, 6155, 6160, 6512, 7252, 8140, 8617, 8624, 9065, 9848, 10360, 10780, 11396, 12310, 13541, 14245, 14504, 16280, 17234, 18130, 19696, 19943, 20720, 21560, 22792, 24620, 27082, 28490, 29008, 32560, 34468, 36260, 39886, 43085, 43120, 45547, 45584, 49240, 54164, 56980, 60319, 67705, 68936, 72520, 79772, 86170, 91094, 94787, 98480, 99715, 108328, 113960, 120638, 135410, 137872, 145040, 159544, 172340, 182188, 189574, 199430, 216656, 227735, 227920, 241276, 270820, 301595, 318829, 319088, 344680, 364376, 379148, 398860, 455470, 473935, 482552, 501017, 541640, 603190, 637658, 663509, 689360, 728752, 758296, 797720, 910940, 947870, 965104, 1002034, 1083280, 1206380, 1275316, 1327018, 1516592, 1594145, 1595440, 1821880, 1895740, 2004068, 2231803, 2412760, 2505085, 2550632, 2654036, 3188290, 3317545, 3507119, 3643760, 3791480, 4008136, 4463606, 4825520, 5010170, 5101264, 5308072, 6376580, 6635090, 7014238, 7582960, 8016272, 8927212, 10020340, 10616144, 11159015, 12753160, 13270180, 14028476, 17535595, 17854424, 20040680, 22318030, 24549833, 25506320, 26540360, 28056952, 35071190, 35708848, 40081360, 44636060, 49099666, 53080720, 56113904, 70142380, 89272120, 98199332, 122749165, 140284760, 178544240, 196398664, 245498330, 280569520, 392797328, 490996660, 981993320, 1963986640]

約数ペア:

[(1, 1963986640), (2, 981993320), (4, 490996660), (5, 392797328), (7, 280569520), (8, 245498330), (10, 196398664), (11, 178544240), (14, 140284760), (16, 122749165), (20, 98199332), (22, 89272120), (28, 70142380), (35, 56113904), (37, 53080720), (40, 49099666), (44, 44636060), (49, 40081360), (55, 35708848), (56, 35071190), (70, 28056952), (74, 26540360), (77, 25506320), (80, 24549833), (88, 22318030), (98, 20040680), (110, 17854424), (112, 17535595), (140, 14028476), (148, 13270180), (154, 12753160), (176, 11159015), (185, 10616144), (196, 10020340), (220, 8927212), (245, 8016272), (259, 7582960), (280, 7014238), (296, 6635090), (308, 6376580), (370, 5308072), (385, 5101264), (392, 5010170), (407, 4825520), (440, 4463606), (490, 4008136), (518, 3791480), (539, 3643760), (560, 3507119), (592, 3317545), (616, 3188290), (740, 2654036), (770, 2550632), (784, 2505085), (814, 2412760), (880, 2231803), (980, 2004068), (1036, 1895740), (1078, 1821880), (1231, 1595440), (1232, 1594145), (1295, 1516592), (1480, 1327018), (1540, 1275316), (1628, 1206380), (1813, 1083280), (1960, 1002034), (2035, 965104), (2072, 947870), (2156, 910940), (2462, 797720), (2590, 758296), (2695, 728752), (2849, 689360), (2960, 663509), (3080, 637658), (3256, 603190), (3626, 541640), (3920, 501017), (4070, 482552), (4144, 473935), (4312, 455470), (4924, 398860), (5180, 379148), (5390, 364376), (5698, 344680), (6155, 319088), (6160, 318829), (6512, 301595), (7252, 270820), (8140, 241276), (8617, 227920), (8624, 227735), (9065, 216656), (9848, 199430), (10360, 189574), (10780, 182188), (11396, 172340), (12310, 159544), (13541, 145040), (14245, 137872), (14504, 135410), (16280, 120638), (17234, 113960), (18130, 108328), (19696, 99715), (19943, 98480), (20720, 94787), (21560, 91094), (22792, 86170), (24620, 79772), (27082, 72520), (28490, 68936), (29008, 67705), (32560, 60319), (34468, 56980), (36260, 54164), (39886, 49240), (43085, 45584), (43120, 45547)]