20454042240

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{691}}^1$

素因数の和:1293

約数の個数: 320

約数和(自身を含む): 73278897120

約数和(自身を除く): 52824854880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 571, 576, 640, 648, 691, 720, 810, 864, 960, 1080, 1142, 1152, 1296, 1382, 1440, 1620, 1713, 1728, 1920, 2073, 2160, 2284, 2592, 2764, 2855, 2880, 3240, 3426, 3455, 3456, 4146, 4320, 4568, 5139, 5184, 5528, 5710, 5760, 6219, 6480, 6852, 6910, 8292, 8565, 8640, 9136, 10278, 10365, 10368, 11056, 11420, 12438, 12960, 13704, 13820, 15417, 16584, 17130, 17280, 18272, 18657, 20556, 20730, 22112, 22840, 24876, 25695, 25920, 27408, 27640, 30834, 31095, 33168, 34260, 36544, 37314, 41112, 41460, 44224, 45680, 46251, 49752, 51390, 51840, 54816, 55280, 55971, 61668, 62190, 66336, 68520, 73088, 74628, 77085, 82224, 82920, 88448, 91360, 92502, 93285, 99504, 102780, 109632, 110560, 111942, 123336, 124380, 132672, 137040, 149256, 154170, 164448, 165840, 182720, 185004, 186570, 199008, 205560, 219264, 221120, 223884, 231255, 246672, 248760, 265344, 274080, 279855, 298512, 308340, 328896, 331680, 365440, 370008, 373140, 394561, 398016, 411120, 442240, 447768, 462510, 493344, 497520, 548160, 559710, 597024, 616680, 657792, 663360, 740016, 746280, 789122, 796032, 822240, 895536, 925020, 986688, 995040, 1096320, 1119420, 1183683, 1194048, 1233360, 1326720, 1480032, 1492560, 1578244, 1644480, 1791072, 1850040, 1972805, 1973376, 1990080, 2238840, 2367366, 2388096, 2466720, 2960064, 2985120, 3156488, 3288960, 3551049, 3582144, 3700080, 3945610, 3980160, 4477680, 4734732, 4933440, 5918415, 5920128, 5970240, 6312976, 7102098, 7164288, 7400160, 7891220, 8955360, 9469464, 9866880, 10653147, 11836830, 11940480, 12625952, 14204196, 14800320, 15782440, 17755245, 17910720, 18938928, 21306294, 23673660, 25251904, 28408392, 29600640, 31564880, 31959441, 35510490, 35821440, 37877856, 42612588, 47347320, 50503808, 53265735, 56816784, 63129760, 63918882, 71020980, 75755712, 85225176, 94694640, 106531470, 113633568, 126259520, 127837764, 142041960, 151511424, 159797205, 170450352, 189389280, 213062940, 227267136, 252519040, 255675528, 284083920, 319594410, 340900704, 378778560, 426125880, 454534272, 511351056, 568167840, 639188820, 681801408, 757557120, 852251760, 1022702112, 1136335680, 1278377640, 1363602816, 1704503520, 2045404224, 2272671360, 2556755280, 3409007040, 4090808448, 5113510560, 6818014080, 10227021120, 20454042240]

約数ペア:

[(1, 20454042240), (2, 10227021120), (3, 6818014080), (4, 5113510560), (5, 4090808448), (6, 3409007040), (8, 2556755280), (9, 2272671360), (10, 2045404224), (12, 1704503520), (15, 1363602816), (16, 1278377640), (18, 1136335680), (20, 1022702112), (24, 852251760), (27, 757557120), (30, 681801408), (32, 639188820), (36, 568167840), (40, 511351056), (45, 454534272), (48, 426125880), (54, 378778560), (60, 340900704), (64, 319594410), (72, 284083920), (80, 255675528), (81, 252519040), (90, 227267136), (96, 213062940), (108, 189389280), (120, 170450352), (128, 159797205), (135, 151511424), (144, 142041960), (160, 127837764), (162, 126259520), (180, 113633568), (192, 106531470), (216, 94694640), (240, 85225176), (270, 75755712), (288, 71020980), (320, 63918882), (324, 63129760), (360, 56816784), (384, 53265735), (405, 50503808), (432, 47347320), (480, 42612588), (540, 37877856), (571, 35821440), (576, 35510490), (640, 31959441), (648, 31564880), (691, 29600640), (720, 28408392), (810, 25251904), (864, 23673660), (960, 21306294), (1080, 18938928), (1142, 17910720), (1152, 17755245), (1296, 15782440), (1382, 14800320), (1440, 14204196), (1620, 12625952), (1713, 11940480), (1728, 11836830), (1920, 10653147), (2073, 9866880), (2160, 9469464), (2284, 8955360), (2592, 7891220), (2764, 7400160), (2855, 7164288), (2880, 7102098), (3240, 6312976), (3426, 5970240), (3455, 5920128), (3456, 5918415), (4146, 4933440), (4320, 4734732), (4568, 4477680), (5139, 3980160), (5184, 3945610), (5528, 3700080), (5710, 3582144), (5760, 3551049), (6219, 3288960), (6480, 3156488), (6852, 2985120), (6910, 2960064), (8292, 2466720), (8565, 2388096), (8640, 2367366), (9136, 2238840), (10278, 1990080), (10365, 1973376), (10368, 1972805), (11056, 1850040), (11420, 1791072), (12438, 1644480), (12960, 1578244), (13704, 1492560), (13820, 1480032), (15417, 1326720), (16584, 1233360), (17130, 1194048), (17280, 1183683), (18272, 1119420), (18657, 1096320), (20556, 995040), (20730, 986688), (22112, 925020), (22840, 895536), (24876, 822240), (25695, 796032), (25920, 789122), (27408, 746280), (27640, 740016), (30834, 663360), (31095, 657792), (33168, 616680), (34260, 597024), (36544, 559710), (37314, 548160), (41112, 497520), (41460, 493344), (44224, 462510), (45680, 447768), (46251, 442240), (49752, 411120), (51390, 398016), (51840, 394561), (54816, 373140), (55280, 370008), (55971, 365440), (61668, 331680), (62190, 328896), (66336, 308340), (68520, 298512), (73088, 279855), (74628, 274080), (77085, 265344), (82224, 248760), (82920, 246672), (88448, 231255), (91360, 223884), (92502, 221120), (93285, 219264), (99504, 205560), (102780, 199008), (109632, 186570), (110560, 185004), (111942, 182720), (123336, 165840), (124380, 164448), (132672, 154170), (137040, 149256)]