20164974720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{2381}}^1$

素因数の和:2815

約数の個数: 256

約数和(自身を含む): 70323500160

約数和(自身を除く): 50158525440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 401, 440, 480, 528, 640, 660, 704, 802, 880, 960, 1056, 1203, 1320, 1408, 1604, 1760, 1920, 2005, 2112, 2381, 2406, 2640, 3208, 3520, 4010, 4224, 4411, 4762, 4812, 5280, 6015, 6416, 7040, 7143, 8020, 8822, 9524, 9624, 10560, 11905, 12030, 12832, 13233, 14286, 16040, 17644, 19048, 19248, 21120, 22055, 23810, 24060, 25664, 26191, 26466, 28572, 32080, 35288, 35715, 38096, 38496, 44110, 47620, 48120, 51328, 52382, 52932, 57144, 64160, 66165, 70576, 71430, 76192, 76992, 78573, 88220, 95240, 96240, 104764, 105864, 114288, 128320, 130955, 132330, 141152, 142860, 152384, 153984, 157146, 176440, 190480, 192480, 209528, 211728, 228576, 256640, 261910, 264660, 282304, 285720, 304768, 314292, 352880, 380960, 384960, 392865, 419056, 423456, 457152, 523820, 529320, 564608, 571440, 628584, 705760, 761920, 769920, 785730, 838112, 846912, 914304, 954781, 1047640, 1058640, 1142880, 1257168, 1411520, 1523840, 1571460, 1676224, 1693824, 1909562, 2095280, 2117280, 2285760, 2514336, 2823040, 2864343, 3142920, 3352448, 3819124, 4190560, 4234560, 4571520, 4773905, 5028672, 5728686, 6285840, 7638248, 8381120, 8469120, 9547810, 10057344, 10502591, 11457372, 12571680, 14321715, 15276496, 16762240, 19095620, 21005182, 22914744, 25143360, 28643430, 30552992, 31507773, 38191240, 42010364, 45829488, 50286720, 52512955, 57286860, 61105984, 63015546, 76382480, 84020728, 91658976, 105025910, 114573720, 122211968, 126031092, 152764960, 157538865, 168041456, 183317952, 210051820, 229147440, 252062184, 305529920, 315077730, 336082912, 366635904, 420103640, 458294880, 504124368, 611059840, 630155460, 672165824, 840207280, 916589760, 1008248736, 1260310920, 1344331648, 1680414560, 1833179520, 2016497472, 2520621840, 3360829120, 4032994944, 5041243680, 6721658240, 10082487360, 20164974720]

約数ペア:

[(1, 20164974720), (2, 10082487360), (3, 6721658240), (4, 5041243680), (5, 4032994944), (6, 3360829120), (8, 2520621840), (10, 2016497472), (11, 1833179520), (12, 1680414560), (15, 1344331648), (16, 1260310920), (20, 1008248736), (22, 916589760), (24, 840207280), (30, 672165824), (32, 630155460), (33, 611059840), (40, 504124368), (44, 458294880), (48, 420103640), (55, 366635904), (60, 336082912), (64, 315077730), (66, 305529920), (80, 252062184), (88, 229147440), (96, 210051820), (110, 183317952), (120, 168041456), (128, 157538865), (132, 152764960), (160, 126031092), (165, 122211968), (176, 114573720), (192, 105025910), (220, 91658976), (240, 84020728), (264, 76382480), (320, 63015546), (330, 61105984), (352, 57286860), (384, 52512955), (401, 50286720), (440, 45829488), (480, 42010364), (528, 38191240), (640, 31507773), (660, 30552992), (704, 28643430), (802, 25143360), (880, 22914744), (960, 21005182), (1056, 19095620), (1203, 16762240), (1320, 15276496), (1408, 14321715), (1604, 12571680), (1760, 11457372), (1920, 10502591), (2005, 10057344), (2112, 9547810), (2381, 8469120), (2406, 8381120), (2640, 7638248), (3208, 6285840), (3520, 5728686), (4010, 5028672), (4224, 4773905), (4411, 4571520), (4762, 4234560), (4812, 4190560), (5280, 3819124), (6015, 3352448), (6416, 3142920), (7040, 2864343), (7143, 2823040), (8020, 2514336), (8822, 2285760), (9524, 2117280), (9624, 2095280), (10560, 1909562), (11905, 1693824), (12030, 1676224), (12832, 1571460), (13233, 1523840), (14286, 1411520), (16040, 1257168), (17644, 1142880), (19048, 1058640), (19248, 1047640), (21120, 954781), (22055, 914304), (23810, 846912), (24060, 838112), (25664, 785730), (26191, 769920), (26466, 761920), (28572, 705760), (32080, 628584), (35288, 571440), (35715, 564608), (38096, 529320), (38496, 523820), (44110, 457152), (47620, 423456), (48120, 419056), (51328, 392865), (52382, 384960), (52932, 380960), (57144, 352880), (64160, 314292), (66165, 304768), (70576, 285720), (71430, 282304), (76192, 264660), (76992, 261910), (78573, 256640), (88220, 228576), (95240, 211728), (96240, 209528), (104764, 192480), (105864, 190480), (114288, 176440), (128320, 157146), (130955, 153984), (132330, 152384), (141152, 142860)]