18943059840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{653}}^1$

素因数の和:1225

約数の個数: 256

約数和(自身を含む): 62678836800

約数和(自身を除く): 43735776960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 521, 580, 640, 653, 696, 870, 928, 960, 1042, 1160, 1306, 1392, 1563, 1740, 1856, 1920, 1959, 2084, 2320, 2605, 2612, 2784, 3126, 3265, 3480, 3712, 3918, 4168, 4640, 5210, 5224, 5568, 6252, 6530, 6960, 7815, 7836, 8336, 9280, 9795, 10420, 10448, 11136, 12504, 13060, 13920, 15109, 15630, 15672, 16672, 18560, 18937, 19590, 20840, 20896, 25008, 26120, 27840, 30218, 31260, 31344, 33344, 37874, 39180, 41680, 41792, 45327, 50016, 52240, 55680, 56811, 60436, 62520, 62688, 66688, 75545, 75748, 78360, 83360, 83584, 90654, 94685, 100032, 104480, 113622, 120872, 125040, 125376, 151090, 151496, 156720, 166720, 181308, 189370, 200064, 208960, 226635, 227244, 241744, 250080, 250752, 284055, 302180, 302992, 313440, 333440, 340213, 362616, 378740, 417920, 453270, 454488, 483488, 500160, 568110, 604360, 605984, 626880, 680426, 725232, 757480, 906540, 908976, 966976, 1000320, 1020639, 1136220, 1208720, 1211968, 1253760, 1360852, 1450464, 1514960, 1701065, 1813080, 1817952, 1933952, 2041278, 2272440, 2417440, 2423936, 2721704, 2900928, 3029920, 3402130, 3626160, 3635904, 4082556, 4544880, 4834880, 5103195, 5443408, 5801856, 6059840, 6804260, 7252320, 7271808, 8165112, 9089760, 9669760, 9866177, 10206390, 10886816, 12119680, 13608520, 14504640, 16330224, 18179520, 19732354, 20412780, 21773632, 27217040, 29009280, 29598531, 32660448, 36359040, 39464708, 40825560, 43547264, 49330885, 54434080, 59197062, 65320896, 78929416, 81651120, 98661770, 108868160, 118394124, 130641792, 147992655, 157858832, 163302240, 197323540, 217736320, 236788248, 295985310, 315717664, 326604480, 394647080, 473576496, 591970620, 631435328, 653208960, 789294160, 947152992, 1183941240, 1262870656, 1578588320, 1894305984, 2367882480, 3157176640, 3788611968, 4735764960, 6314353280, 9471529920, 18943059840]

約数ペア:

[(1, 18943059840), (2, 9471529920), (3, 6314353280), (4, 4735764960), (5, 3788611968), (6, 3157176640), (8, 2367882480), (10, 1894305984), (12, 1578588320), (15, 1262870656), (16, 1183941240), (20, 947152992), (24, 789294160), (29, 653208960), (30, 631435328), (32, 591970620), (40, 473576496), (48, 394647080), (58, 326604480), (60, 315717664), (64, 295985310), (80, 236788248), (87, 217736320), (96, 197323540), (116, 163302240), (120, 157858832), (128, 147992655), (145, 130641792), (160, 118394124), (174, 108868160), (192, 98661770), (232, 81651120), (240, 78929416), (290, 65320896), (320, 59197062), (348, 54434080), (384, 49330885), (435, 43547264), (464, 40825560), (480, 39464708), (521, 36359040), (580, 32660448), (640, 29598531), (653, 29009280), (696, 27217040), (870, 21773632), (928, 20412780), (960, 19732354), (1042, 18179520), (1160, 16330224), (1306, 14504640), (1392, 13608520), (1563, 12119680), (1740, 10886816), (1856, 10206390), (1920, 9866177), (1959, 9669760), (2084, 9089760), (2320, 8165112), (2605, 7271808), (2612, 7252320), (2784, 6804260), (3126, 6059840), (3265, 5801856), (3480, 5443408), (3712, 5103195), (3918, 4834880), (4168, 4544880), (4640, 4082556), (5210, 3635904), (5224, 3626160), (5568, 3402130), (6252, 3029920), (6530, 2900928), (6960, 2721704), (7815, 2423936), (7836, 2417440), (8336, 2272440), (9280, 2041278), (9795, 1933952), (10420, 1817952), (10448, 1813080), (11136, 1701065), (12504, 1514960), (13060, 1450464), (13920, 1360852), (15109, 1253760), (15630, 1211968), (15672, 1208720), (16672, 1136220), (18560, 1020639), (18937, 1000320), (19590, 966976), (20840, 908976), (20896, 906540), (25008, 757480), (26120, 725232), (27840, 680426), (30218, 626880), (31260, 605984), (31344, 604360), (33344, 568110), (37874, 500160), (39180, 483488), (41680, 454488), (41792, 453270), (45327, 417920), (50016, 378740), (52240, 362616), (55680, 340213), (56811, 333440), (60436, 313440), (62520, 302992), (62688, 302180), (66688, 284055), (75545, 250752), (75748, 250080), (78360, 241744), (83360, 227244), (83584, 226635), (90654, 208960), (94685, 200064), (100032, 189370), (104480, 181308), (113622, 166720), (120872, 156720), (125040, 151496), (125376, 151090)]