199884720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:792

約数の個数: 240

約数和(自身を含む): 753166080

約数和(自身を除く): 553281360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 49, 56, 60, 69, 70, 80, 84, 92, 98, 105, 112, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 240, 245, 276, 280, 294, 322, 336, 345, 368, 392, 420, 460, 483, 490, 552, 560, 588, 644, 690, 735, 739, 784, 805, 840, 920, 966, 980, 1104, 1127, 1176, 1288, 1380, 1470, 1478, 1610, 1680, 1840, 1932, 1960, 2217, 2254, 2352, 2415, 2576, 2760, 2940, 2956, 3220, 3381, 3695, 3864, 3920, 4434, 4508, 4830, 5173, 5520, 5635, 5880, 5912, 6440, 6762, 7390, 7728, 8868, 9016, 9660, 10346, 11085, 11270, 11760, 11824, 12880, 13524, 14780, 15519, 16905, 16997, 17736, 18032, 19320, 20692, 22170, 22540, 25865, 27048, 29560, 31038, 33810, 33994, 35472, 36211, 38640, 41384, 44340, 45080, 50991, 51730, 54096, 59120, 62076, 67620, 67988, 72422, 77595, 82768, 84985, 88680, 90160, 101982, 103460, 108633, 118979, 124152, 135240, 135976, 144844, 155190, 169970, 177360, 181055, 203964, 206920, 217266, 237958, 248304, 254955, 270480, 271952, 289688, 310380, 339940, 356937, 362110, 407928, 413840, 434532, 475916, 509910, 543165, 579376, 594895, 620760, 679880, 713874, 724220, 815856, 832853, 869064, 951832, 1019820, 1086330, 1189790, 1241520, 1359760, 1427748, 1448440, 1665706, 1738128, 1784685, 1903664, 2039640, 2172660, 2379580, 2498559, 2855496, 2896880, 3331412, 3569370, 4079280, 4164265, 4345320, 4759160, 4997118, 5710992, 6662824, 7138740, 8328530, 8690640, 9518320, 9994236, 12492795, 13325648, 14277480, 16657060, 19988472, 24985590, 28554960, 33314120, 39976944, 49971180, 66628240, 99942360, 199884720]

約数ペア:

[(1, 199884720), (2, 99942360), (3, 66628240), (4, 49971180), (5, 39976944), (6, 33314120), (7, 28554960), (8, 24985590), (10, 19988472), (12, 16657060), (14, 14277480), (15, 13325648), (16, 12492795), (20, 9994236), (21, 9518320), (23, 8690640), (24, 8328530), (28, 7138740), (30, 6662824), (35, 5710992), (40, 4997118), (42, 4759160), (46, 4345320), (48, 4164265), (49, 4079280), (56, 3569370), (60, 3331412), (69, 2896880), (70, 2855496), (80, 2498559), (84, 2379580), (92, 2172660), (98, 2039640), (105, 1903664), (112, 1784685), (115, 1738128), (120, 1665706), (138, 1448440), (140, 1427748), (147, 1359760), (161, 1241520), (168, 1189790), (184, 1086330), (196, 1019820), (210, 951832), (230, 869064), (240, 832853), (245, 815856), (276, 724220), (280, 713874), (294, 679880), (322, 620760), (336, 594895), (345, 579376), (368, 543165), (392, 509910), (420, 475916), (460, 434532), (483, 413840), (490, 407928), (552, 362110), (560, 356937), (588, 339940), (644, 310380), (690, 289688), (735, 271952), (739, 270480), (784, 254955), (805, 248304), (840, 237958), (920, 217266), (966, 206920), (980, 203964), (1104, 181055), (1127, 177360), (1176, 169970), (1288, 155190), (1380, 144844), (1470, 135976), (1478, 135240), (1610, 124152), (1680, 118979), (1840, 108633), (1932, 103460), (1960, 101982), (2217, 90160), (2254, 88680), (2352, 84985), (2415, 82768), (2576, 77595), (2760, 72422), (2940, 67988), (2956, 67620), (3220, 62076), (3381, 59120), (3695, 54096), (3864, 51730), (3920, 50991), (4434, 45080), (4508, 44340), (4830, 41384), (5173, 38640), (5520, 36211), (5635, 35472), (5880, 33994), (5912, 33810), (6440, 31038), (6762, 29560), (7390, 27048), (7728, 25865), (8868, 22540), (9016, 22170), (9660, 20692), (10346, 19320), (11085, 18032), (11270, 17736), (11760, 16997), (11824, 16905), (12880, 15519), (13524, 14780)]