138760160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1609}}^1$

素因数の和:1649

約数の個数: 144

約数和(自身を含む): 416268720

約数和(自身を除く): 277508560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1120, 1232, 1540, 1568, 1609, 1760, 1960, 2156, 2464, 2695, 3080, 3218, 3920, 4312, 5390, 6160, 6436, 7840, 8045, 8624, 10780, 11263, 12320, 12872, 16090, 17248, 17699, 21560, 22526, 25744, 32180, 35398, 43120, 45052, 51488, 56315, 64360, 70796, 78841, 86240, 88495, 90104, 112630, 123893, 128720, 141592, 157682, 176990, 180208, 225260, 247786, 257440, 283184, 315364, 353980, 360416, 394205, 450520, 495572, 566368, 619465, 630728, 707960, 788410, 867251, 901040, 991144, 1238930, 1261456, 1415920, 1576820, 1734502, 1802080, 1982288, 2477860, 2522912, 2831840, 3153640, 3469004, 3964576, 4336255, 4955720, 6307280, 6938008, 8672510, 9911440, 12614560, 13876016, 17345020, 19822880, 27752032, 34690040, 69380080, 138760160]

約数ペア:

[(1, 138760160), (2, 69380080), (4, 34690040), (5, 27752032), (7, 19822880), (8, 17345020), (10, 13876016), (11, 12614560), (14, 9911440), (16, 8672510), (20, 6938008), (22, 6307280), (28, 4955720), (32, 4336255), (35, 3964576), (40, 3469004), (44, 3153640), (49, 2831840), (55, 2522912), (56, 2477860), (70, 1982288), (77, 1802080), (80, 1734502), (88, 1576820), (98, 1415920), (110, 1261456), (112, 1238930), (140, 991144), (154, 901040), (160, 867251), (176, 788410), (196, 707960), (220, 630728), (224, 619465), (245, 566368), (280, 495572), (308, 450520), (352, 394205), (385, 360416), (392, 353980), (440, 315364), (490, 283184), (539, 257440), (560, 247786), (616, 225260), (770, 180208), (784, 176990), (880, 157682), (980, 141592), (1078, 128720), (1120, 123893), (1232, 112630), (1540, 90104), (1568, 88495), (1609, 86240), (1760, 78841), (1960, 70796), (2156, 64360), (2464, 56315), (2695, 51488), (3080, 45052), (3218, 43120), (3920, 35398), (4312, 32180), (5390, 25744), (6160, 22526), (6436, 21560), (7840, 17699), (8045, 17248), (8624, 16090), (10780, 12872), (11263, 12320)]