90774320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 267566208

約数和(自身を除く): 176791888

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 182, 185, 208, 259, 260, 280, 296, 337, 364, 370, 455, 481, 518, 520, 560, 592, 674, 728, 740, 910, 962, 1036, 1040, 1295, 1348, 1456, 1480, 1685, 1820, 1924, 2072, 2359, 2405, 2590, 2696, 2960, 3367, 3370, 3640, 3848, 4144, 4381, 4718, 4810, 5180, 5392, 6734, 6740, 7280, 7696, 8762, 9436, 9620, 10360, 11795, 12469, 13468, 13480, 16835, 17524, 18872, 19240, 20720, 21905, 23590, 24938, 26936, 26960, 30667, 33670, 35048, 37744, 38480, 43810, 47180, 49876, 53872, 61334, 62345, 67340, 70096, 87283, 87620, 94360, 99752, 122668, 124690, 134680, 153335, 162097, 174566, 175240, 188720, 199504, 245336, 249380, 269360, 306670, 324194, 349132, 350480, 436415, 490672, 498760, 613340, 648388, 698264, 810485, 872830, 997520, 1134679, 1226680, 1296776, 1396528, 1620970, 1745660, 2269358, 2453360, 2593552, 3241940, 3491320, 4538716, 5673395, 6483880, 6982640, 9077432, 11346790, 12967760, 18154864, 22693580, 45387160, 90774320]

約数ペア:

[(1, 90774320), (2, 45387160), (4, 22693580), (5, 18154864), (7, 12967760), (8, 11346790), (10, 9077432), (13, 6982640), (14, 6483880), (16, 5673395), (20, 4538716), (26, 3491320), (28, 3241940), (35, 2593552), (37, 2453360), (40, 2269358), (52, 1745660), (56, 1620970), (65, 1396528), (70, 1296776), (74, 1226680), (80, 1134679), (91, 997520), (104, 872830), (112, 810485), (130, 698264), (140, 648388), (148, 613340), (182, 498760), (185, 490672), (208, 436415), (259, 350480), (260, 349132), (280, 324194), (296, 306670), (337, 269360), (364, 249380), (370, 245336), (455, 199504), (481, 188720), (518, 175240), (520, 174566), (560, 162097), (592, 153335), (674, 134680), (728, 124690), (740, 122668), (910, 99752), (962, 94360), (1036, 87620), (1040, 87283), (1295, 70096), (1348, 67340), (1456, 62345), (1480, 61334), (1685, 53872), (1820, 49876), (1924, 47180), (2072, 43810), (2359, 38480), (2405, 37744), (2590, 35048), (2696, 33670), (2960, 30667), (3367, 26960), (3370, 26936), (3640, 24938), (3848, 23590), (4144, 21905), (4381, 20720), (4718, 19240), (4810, 18872), (5180, 17524), (5392, 16835), (6734, 13480), (6740, 13468), (7280, 12469), (7696, 11795), (8762, 10360), (9436, 9620)]