20711745360

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11971}}^1$

素因数の和:12088

約数の個数: 240

約数和(自身を含む): 72949705920

約数和(自身を除く): 52237960560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 89, 90, 108, 120, 135, 144, 162, 178, 180, 216, 240, 243, 267, 270, 324, 356, 360, 405, 432, 445, 486, 534, 540, 648, 712, 720, 801, 810, 890, 972, 1068, 1080, 1215, 1296, 1335, 1424, 1602, 1620, 1780, 1944, 2136, 2160, 2403, 2430, 2670, 3204, 3240, 3560, 3888, 4005, 4272, 4806, 4860, 5340, 6408, 6480, 7120, 7209, 8010, 9612, 9720, 10680, 11971, 12015, 12816, 14418, 16020, 19224, 19440, 21360, 21627, 23942, 24030, 28836, 32040, 35913, 36045, 38448, 43254, 47884, 48060, 57672, 59855, 64080, 71826, 72090, 86508, 95768, 96120, 107739, 108135, 115344, 119710, 143652, 144180, 173016, 179565, 191536, 192240, 215478, 216270, 239420, 287304, 288360, 323217, 346032, 359130, 430956, 432540, 478840, 538695, 574608, 576720, 646434, 718260, 861912, 865080, 957680, 969651, 1065419, 1077390, 1292868, 1436520, 1616085, 1723824, 1730160, 1939302, 2130838, 2154780, 2585736, 2873040, 2908953, 3196257, 3232170, 3878604, 4261676, 4309560, 4848255, 5171472, 5327095, 5817906, 6392514, 6464340, 7757208, 8523352, 8619120, 9588771, 9696510, 10654190, 11635812, 12785028, 12928680, 14544765, 15514416, 15981285, 17046704, 19177542, 19393020, 21308380, 23271624, 25570056, 25857360, 28766313, 29089530, 31962570, 38355084, 38786040, 42616760, 46543248, 47943855, 51140112, 57532626, 58179060, 63925140, 76710168, 77572080, 85233520, 86298939, 95887710, 115065252, 116358120, 127850280, 143831565, 153420336, 172597878, 191775420, 230130504, 232716240, 255700560, 258896817, 287663130, 345195756, 383550840, 431494695, 460261008, 517793634, 575326260, 690391512, 767101680, 862989390, 1035587268, 1150652520, 1294484085, 1380783024, 1725978780, 2071174536, 2301305040, 2588968170, 3451957560, 4142349072, 5177936340, 6903915120, 10355872680, 20711745360]

約数ペア:

[(1, 20711745360), (2, 10355872680), (3, 6903915120), (4, 5177936340), (5, 4142349072), (6, 3451957560), (8, 2588968170), (9, 2301305040), (10, 2071174536), (12, 1725978780), (15, 1380783024), (16, 1294484085), (18, 1150652520), (20, 1035587268), (24, 862989390), (27, 767101680), (30, 690391512), (36, 575326260), (40, 517793634), (45, 460261008), (48, 431494695), (54, 383550840), (60, 345195756), (72, 287663130), (80, 258896817), (81, 255700560), (89, 232716240), (90, 230130504), (108, 191775420), (120, 172597878), (135, 153420336), (144, 143831565), (162, 127850280), (178, 116358120), (180, 115065252), (216, 95887710), (240, 86298939), (243, 85233520), (267, 77572080), (270, 76710168), (324, 63925140), (356, 58179060), (360, 57532626), (405, 51140112), (432, 47943855), (445, 46543248), (486, 42616760), (534, 38786040), (540, 38355084), (648, 31962570), (712, 29089530), (720, 28766313), (801, 25857360), (810, 25570056), (890, 23271624), (972, 21308380), (1068, 19393020), (1080, 19177542), (1215, 17046704), (1296, 15981285), (1335, 15514416), (1424, 14544765), (1602, 12928680), (1620, 12785028), (1780, 11635812), (1944, 10654190), (2136, 9696510), (2160, 9588771), (2403, 8619120), (2430, 8523352), (2670, 7757208), (3204, 6464340), (3240, 6392514), (3560, 5817906), (3888, 5327095), (4005, 5171472), (4272, 4848255), (4806, 4309560), (4860, 4261676), (5340, 3878604), (6408, 3232170), (6480, 3196257), (7120, 2908953), (7209, 2873040), (8010, 2585736), (9612, 2154780), (9720, 2130838), (10680, 1939302), (11971, 1730160), (12015, 1723824), (12816, 1616085), (14418, 1436520), (16020, 1292868), (19224, 1077390), (19440, 1065419), (21360, 969651), (21627, 957680), (23942, 865080), (24030, 861912), (28836, 718260), (32040, 646434), (35913, 576720), (36045, 574608), (38448, 538695), (43254, 478840), (47884, 432540), (48060, 430956), (57672, 359130), (59855, 346032), (64080, 323217), (71826, 288360), (72090, 287304), (86508, 239420), (95768, 216270), (96120, 215478), (107739, 192240), (108135, 191536), (115344, 179565), (119710, 173016), (143652, 144180)]