74720880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:925

約数の個数: 200

約数和(自身を含む): 279794592

約数和(自身を除く): 205073712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 520, 540, 585, 624, 648, 702, 720, 780, 810, 887, 936, 1040, 1053, 1080, 1170, 1296, 1404, 1560, 1620, 1755, 1774, 1872, 2106, 2160, 2340, 2661, 2808, 3120, 3240, 3510, 3548, 4212, 4435, 4680, 5265, 5322, 5616, 6480, 7020, 7096, 7983, 8424, 8870, 9360, 10530, 10644, 11531, 13305, 14040, 14192, 15966, 16848, 17740, 21060, 21288, 23062, 23949, 26610, 28080, 31932, 34593, 35480, 39915, 42120, 42576, 46124, 47898, 53220, 57655, 63864, 69186, 70960, 71847, 79830, 84240, 92248, 95796, 103779, 106440, 115310, 119745, 127728, 138372, 143694, 159660, 172965, 184496, 191592, 207558, 212880, 230620, 239490, 276744, 287388, 311337, 319320, 345930, 359235, 383184, 415116, 461240, 478980, 518895, 553488, 574776, 622674, 638640, 691860, 718470, 830232, 922480, 934011, 957960, 1037790, 1149552, 1245348, 1383720, 1436940, 1556685, 1660464, 1868022, 1915920, 2075580, 2490696, 2767440, 2873880, 3113370, 3736044, 4151160, 4670055, 4981392, 5747760, 6226740, 7472088, 8302320, 9340110, 12453480, 14944176, 18680220, 24906960, 37360440, 74720880]

約数ペア:

[(1, 74720880), (2, 37360440), (3, 24906960), (4, 18680220), (5, 14944176), (6, 12453480), (8, 9340110), (9, 8302320), (10, 7472088), (12, 6226740), (13, 5747760), (15, 4981392), (16, 4670055), (18, 4151160), (20, 3736044), (24, 3113370), (26, 2873880), (27, 2767440), (30, 2490696), (36, 2075580), (39, 1915920), (40, 1868022), (45, 1660464), (48, 1556685), (52, 1436940), (54, 1383720), (60, 1245348), (65, 1149552), (72, 1037790), (78, 957960), (80, 934011), (81, 922480), (90, 830232), (104, 718470), (108, 691860), (117, 638640), (120, 622674), (130, 574776), (135, 553488), (144, 518895), (156, 478980), (162, 461240), (180, 415116), (195, 383184), (208, 359235), (216, 345930), (234, 319320), (240, 311337), (260, 287388), (270, 276744), (312, 239490), (324, 230620), (351, 212880), (360, 207558), (390, 191592), (405, 184496), (432, 172965), (468, 159660), (520, 143694), (540, 138372), (585, 127728), (624, 119745), (648, 115310), (702, 106440), (720, 103779), (780, 95796), (810, 92248), (887, 84240), (936, 79830), (1040, 71847), (1053, 70960), (1080, 69186), (1170, 63864), (1296, 57655), (1404, 53220), (1560, 47898), (1620, 46124), (1755, 42576), (1774, 42120), (1872, 39915), (2106, 35480), (2160, 34593), (2340, 31932), (2661, 28080), (2808, 26610), (3120, 23949), (3240, 23062), (3510, 21288), (3548, 21060), (4212, 17740), (4435, 16848), (4680, 15966), (5265, 14192), (5322, 14040), (5616, 13305), (6480, 11531), (7020, 10644), (7096, 10530), (7983, 9360), (8424, 8870)]