1890251440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{743}}^1$

素因数の和:840

約数の個数: 240

約数和(自身を含む): 5679279360

約数和(自身を除く): 3789027920

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, 539, 560, 590, 616, 649, 743, 770, 784, 826, 880, 944, 980, 1078, 1180, 1232, 1298, 1486, 1540, 1652, 1960, 2065, 2156, 2360, 2596, 2695, 2891, 2972, 3080, 3245, 3304, 3715, 3920, 4130, 4312, 4543, 4720, 5192, 5201, 5390, 5782, 5944, 6160, 6490, 6608, 7430, 8173, 8260, 8624, 9086, 10384, 10402, 10780, 11564, 11888, 12980, 14455, 14860, 16346, 16520, 18172, 20804, 21560, 22715, 23128, 25960, 26005, 28910, 29720, 31801, 32692, 33040, 36344, 36407, 40865, 41608, 43120, 43837, 45430, 46256, 51920, 52010, 57211, 57820, 59440, 63602, 65384, 72688, 72814, 81730, 83216, 87674, 90860, 104020, 114422, 115640, 127204, 130768, 145628, 159005, 163460, 175348, 181720, 182035, 208040, 219185, 228844, 231280, 254408, 286055, 291256, 306859, 318010, 326920, 350696, 363440, 364070, 400477, 416080, 438370, 457688, 482207, 508816, 572110, 582512, 613718, 636020, 653840, 701392, 728140, 800954, 876740, 915376, 964414, 1144220, 1227436, 1272040, 1456280, 1534295, 1601908, 1753480, 1928828, 2002385, 2148013, 2288440, 2411035, 2454872, 2544080, 2912560, 3068590, 3203816, 3375449, 3506960, 3857656, 4004770, 4296026, 4576880, 4822070, 4909744, 6137180, 6407632, 6750898, 7715312, 8009540, 8592052, 9644140, 10740065, 12274360, 13501796, 16019080, 16877245, 17184104, 19288280, 21480130, 23628143, 24548720, 27003592, 32038160, 33754490, 34368208, 38576560, 42960260, 47256286, 54007184, 67508980, 85920520, 94512572, 118140715, 135017960, 171841040, 189025144, 236281430, 270035920, 378050288, 472562860, 945125720, 1890251440]

約数ペア:

[(1, 1890251440), (2, 945125720), (4, 472562860), (5, 378050288), (7, 270035920), (8, 236281430), (10, 189025144), (11, 171841040), (14, 135017960), (16, 118140715), (20, 94512572), (22, 85920520), (28, 67508980), (35, 54007184), (40, 47256286), (44, 42960260), (49, 38576560), (55, 34368208), (56, 33754490), (59, 32038160), (70, 27003592), (77, 24548720), (80, 23628143), (88, 21480130), (98, 19288280), (110, 17184104), (112, 16877245), (118, 16019080), (140, 13501796), (154, 12274360), (176, 10740065), (196, 9644140), (220, 8592052), (236, 8009540), (245, 7715312), (280, 6750898), (295, 6407632), (308, 6137180), (385, 4909744), (392, 4822070), (413, 4576880), (440, 4296026), (472, 4004770), (490, 3857656), (539, 3506960), (560, 3375449), (590, 3203816), (616, 3068590), (649, 2912560), (743, 2544080), (770, 2454872), (784, 2411035), (826, 2288440), (880, 2148013), (944, 2002385), (980, 1928828), (1078, 1753480), (1180, 1601908), (1232, 1534295), (1298, 1456280), (1486, 1272040), (1540, 1227436), (1652, 1144220), (1960, 964414), (2065, 915376), (2156, 876740), (2360, 800954), (2596, 728140), (2695, 701392), (2891, 653840), (2972, 636020), (3080, 613718), (3245, 582512), (3304, 572110), (3715, 508816), (3920, 482207), (4130, 457688), (4312, 438370), (4543, 416080), (4720, 400477), (5192, 364070), (5201, 363440), (5390, 350696), (5782, 326920), (5944, 318010), (6160, 306859), (6490, 291256), (6608, 286055), (7430, 254408), (8173, 231280), (8260, 228844), (8624, 219185), (9086, 208040), (10384, 182035), (10402, 181720), (10780, 175348), (11564, 163460), (11888, 159005), (12980, 145628), (14455, 130768), (14860, 127204), (16346, 115640), (16520, 114422), (18172, 104020), (20804, 90860), (21560, 87674), (22715, 83216), (23128, 81730), (25960, 72814), (26005, 72688), (28910, 65384), (29720, 63602), (31801, 59440), (32692, 57820), (33040, 57211), (36344, 52010), (36407, 51920), (40865, 46256), (41608, 45430), (43120, 43837)]