131078880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:649

約数の個数: 144

約数和(自身を含む): 450397584

約数和(自身を除く): 319318704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 227, 240, 288, 360, 401, 454, 480, 681, 720, 802, 908, 1135, 1203, 1362, 1440, 1604, 1816, 2005, 2043, 2270, 2406, 2724, 3208, 3405, 3609, 3632, 4010, 4086, 4540, 4812, 5448, 6015, 6416, 6810, 7218, 7264, 8020, 8172, 9080, 9624, 10215, 10896, 12030, 12832, 13620, 14436, 16040, 16344, 18045, 18160, 19248, 20430, 21792, 24060, 27240, 28872, 32080, 32688, 36090, 36320, 38496, 40860, 48120, 54480, 57744, 64160, 65376, 72180, 81720, 91027, 96240, 108960, 115488, 144360, 163440, 182054, 192480, 273081, 288720, 326880, 364108, 455135, 546162, 577440, 728216, 819243, 910270, 1092324, 1365405, 1456432, 1638486, 1820540, 2184648, 2730810, 2912864, 3276972, 3641080, 4096215, 4369296, 5461620, 6553944, 7282160, 8192430, 8738592, 10923240, 13107888, 14564320, 16384860, 21846480, 26215776, 32769720, 43692960, 65539440, 131078880]

約数ペア:

[(1, 131078880), (2, 65539440), (3, 43692960), (4, 32769720), (5, 26215776), (6, 21846480), (8, 16384860), (9, 14564320), (10, 13107888), (12, 10923240), (15, 8738592), (16, 8192430), (18, 7282160), (20, 6553944), (24, 5461620), (30, 4369296), (32, 4096215), (36, 3641080), (40, 3276972), (45, 2912864), (48, 2730810), (60, 2184648), (72, 1820540), (80, 1638486), (90, 1456432), (96, 1365405), (120, 1092324), (144, 910270), (160, 819243), (180, 728216), (227, 577440), (240, 546162), (288, 455135), (360, 364108), (401, 326880), (454, 288720), (480, 273081), (681, 192480), (720, 182054), (802, 163440), (908, 144360), (1135, 115488), (1203, 108960), (1362, 96240), (1440, 91027), (1604, 81720), (1816, 72180), (2005, 65376), (2043, 64160), (2270, 57744), (2406, 54480), (2724, 48120), (3208, 40860), (3405, 38496), (3609, 36320), (3632, 36090), (4010, 32688), (4086, 32080), (4540, 28872), (4812, 27240), (5448, 24060), (6015, 21792), (6416, 20430), (6810, 19248), (7218, 18160), (7264, 18045), (8020, 16344), (8172, 16040), (9080, 14436), (9624, 13620), (10215, 12832), (10896, 12030)]