1279672240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:600

約数の個数: 240

約数和(自身を含む): 3847253760

約数和(自身を除く): 2567581520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 59, 70, 77, 80, 88, 98, 110, 112, 118, 140, 154, 176, 196, 220, 236, 245, 280, 295, 308, 385, 392, 413, 440, 472, 490, 503, 539, 560, 590, 616, 649, 770, 784, 826, 880, 944, 980, 1006, 1078, 1180, 1232, 1298, 1540, 1652, 1960, 2012, 2065, 2156, 2360, 2515, 2596, 2695, 2891, 3080, 3245, 3304, 3521, 3920, 4024, 4130, 4312, 4543, 4720, 5030, 5192, 5390, 5533, 5782, 6160, 6490, 6608, 7042, 8048, 8260, 8624, 9086, 10060, 10384, 10780, 11066, 11564, 12980, 14084, 14455, 16520, 17605, 18172, 20120, 21560, 22132, 22715, 23128, 24647, 25960, 27665, 28168, 28910, 29677, 31801, 33040, 35210, 36344, 38731, 40240, 43120, 44264, 45430, 46256, 49294, 51920, 55330, 56336, 57820, 59354, 63602, 70420, 72688, 77462, 88528, 90860, 98588, 110660, 115640, 118708, 123235, 127204, 140840, 148385, 154924, 159005, 181720, 193655, 197176, 207739, 221320, 231280, 237416, 246470, 254408, 271117, 281680, 296770, 309848, 318010, 326447, 363440, 387310, 394352, 415478, 442640, 474832, 492940, 508816, 542234, 593540, 619696, 636020, 652894, 774620, 830956, 985880, 1038695, 1084468, 1187080, 1272040, 1305788, 1355585, 1454173, 1549240, 1632235, 1661912, 1971760, 2077390, 2168936, 2285129, 2374160, 2544080, 2611576, 2711170, 2908346, 3098480, 3264470, 3323824, 4154780, 4337872, 4570258, 5223152, 5422340, 5816692, 6528940, 7270865, 8309560, 9140516, 10844680, 11425645, 11633384, 13057880, 14541730, 15995903, 16619120, 18281032, 21689360, 22851290, 23266768, 26115760, 29083460, 31991806, 36562064, 45702580, 58166920, 63983612, 79979515, 91405160, 116333840, 127967224, 159959030, 182810320, 255934448, 319918060, 639836120, 1279672240]

約数ペア:

[(1, 1279672240), (2, 639836120), (4, 319918060), (5, 255934448), (7, 182810320), (8, 159959030), (10, 127967224), (11, 116333840), (14, 91405160), (16, 79979515), (20, 63983612), (22, 58166920), (28, 45702580), (35, 36562064), (40, 31991806), (44, 29083460), (49, 26115760), (55, 23266768), (56, 22851290), (59, 21689360), (70, 18281032), (77, 16619120), (80, 15995903), (88, 14541730), (98, 13057880), (110, 11633384), (112, 11425645), (118, 10844680), (140, 9140516), (154, 8309560), (176, 7270865), (196, 6528940), (220, 5816692), (236, 5422340), (245, 5223152), (280, 4570258), (295, 4337872), (308, 4154780), (385, 3323824), (392, 3264470), (413, 3098480), (440, 2908346), (472, 2711170), (490, 2611576), (503, 2544080), (539, 2374160), (560, 2285129), (590, 2168936), (616, 2077390), (649, 1971760), (770, 1661912), (784, 1632235), (826, 1549240), (880, 1454173), (944, 1355585), (980, 1305788), (1006, 1272040), (1078, 1187080), (1180, 1084468), (1232, 1038695), (1298, 985880), (1540, 830956), (1652, 774620), (1960, 652894), (2012, 636020), (2065, 619696), (2156, 593540), (2360, 542234), (2515, 508816), (2596, 492940), (2695, 474832), (2891, 442640), (3080, 415478), (3245, 394352), (3304, 387310), (3521, 363440), (3920, 326447), (4024, 318010), (4130, 309848), (4312, 296770), (4543, 281680), (4720, 271117), (5030, 254408), (5192, 246470), (5390, 237416), (5533, 231280), (5782, 221320), (6160, 207739), (6490, 197176), (6608, 193655), (7042, 181720), (8048, 159005), (8260, 154924), (8624, 148385), (9086, 140840), (10060, 127204), (10384, 123235), (10780, 118708), (11066, 115640), (11564, 110660), (12980, 98588), (14084, 90860), (14455, 88528), (16520, 77462), (17605, 72688), (18172, 70420), (20120, 63602), (21560, 59354), (22132, 57820), (22715, 56336), (23128, 55330), (24647, 51920), (25960, 49294), (27665, 46256), (28168, 45430), (28910, 44264), (29677, 43120), (31801, 40240), (33040, 38731), (35210, 36344)]