1887240320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 256

約数和(自身を含む): 5414584320

約数和(自身を除く): 3527344000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 107, 112, 124, 127, 128, 140, 155, 160, 214, 217, 224, 248, 254, 280, 310, 320, 428, 434, 448, 496, 508, 535, 560, 620, 635, 640, 749, 856, 868, 889, 896, 992, 1016, 1070, 1085, 1120, 1240, 1270, 1498, 1712, 1736, 1778, 1984, 2032, 2140, 2170, 2240, 2480, 2540, 2996, 3317, 3424, 3472, 3556, 3745, 3937, 3968, 4064, 4280, 4340, 4445, 4480, 4960, 5080, 5992, 6634, 6848, 6944, 7112, 7490, 7874, 8128, 8560, 8680, 8890, 9920, 10160, 11984, 13268, 13589, 13696, 13888, 14224, 14980, 15748, 16256, 16585, 17120, 17360, 17780, 19685, 19840, 20320, 23219, 23968, 26536, 27178, 27559, 27776, 28448, 29960, 31496, 33170, 34240, 34720, 35560, 39370, 40640, 46438, 47936, 53072, 54356, 55118, 56896, 59920, 62992, 66340, 67945, 68480, 69440, 71120, 78740, 81280, 92876, 95123, 95872, 106144, 108712, 110236, 113792, 116095, 119840, 125984, 132680, 135890, 137795, 138880, 142240, 157480, 185752, 190246, 212288, 217424, 220472, 232190, 239680, 251968, 265360, 271780, 275590, 284480, 314960, 371504, 380492, 421259, 424576, 434848, 440944, 464380, 475615, 479360, 503936, 530720, 543560, 551180, 568960, 629920, 743008, 760984, 842518, 869696, 881888, 928760, 951230, 1061440, 1087120, 1102360, 1259840, 1486016, 1521968, 1685036, 1739392, 1763776, 1857520, 1902460, 2106295, 2122880, 2174240, 2204720, 2519680, 2948813, 2972032, 3043936, 3370072, 3527552, 3715040, 3804920, 4212590, 4348480, 4409440, 5897626, 6087872, 6740144, 7430080, 7609840, 8425180, 8696960, 8818880, 11795252, 12175744, 13480288, 14744065, 14860160, 15219680, 16850360, 17637760, 23590504, 26960576, 29488130, 30439360, 33700720, 47181008, 53921152, 58976260, 60878720, 67401440, 94362016, 117952520, 134802880, 188724032, 235905040, 269605760, 377448064, 471810080, 943620160, 1887240320]

約数ペア:

[(1, 1887240320), (2, 943620160), (4, 471810080), (5, 377448064), (7, 269605760), (8, 235905040), (10, 188724032), (14, 134802880), (16, 117952520), (20, 94362016), (28, 67401440), (31, 60878720), (32, 58976260), (35, 53921152), (40, 47181008), (56, 33700720), (62, 30439360), (64, 29488130), (70, 26960576), (80, 23590504), (107, 17637760), (112, 16850360), (124, 15219680), (127, 14860160), (128, 14744065), (140, 13480288), (155, 12175744), (160, 11795252), (214, 8818880), (217, 8696960), (224, 8425180), (248, 7609840), (254, 7430080), (280, 6740144), (310, 6087872), (320, 5897626), (428, 4409440), (434, 4348480), (448, 4212590), (496, 3804920), (508, 3715040), (535, 3527552), (560, 3370072), (620, 3043936), (635, 2972032), (640, 2948813), (749, 2519680), (856, 2204720), (868, 2174240), (889, 2122880), (896, 2106295), (992, 1902460), (1016, 1857520), (1070, 1763776), (1085, 1739392), (1120, 1685036), (1240, 1521968), (1270, 1486016), (1498, 1259840), (1712, 1102360), (1736, 1087120), (1778, 1061440), (1984, 951230), (2032, 928760), (2140, 881888), (2170, 869696), (2240, 842518), (2480, 760984), (2540, 743008), (2996, 629920), (3317, 568960), (3424, 551180), (3472, 543560), (3556, 530720), (3745, 503936), (3937, 479360), (3968, 475615), (4064, 464380), (4280, 440944), (4340, 434848), (4445, 424576), (4480, 421259), (4960, 380492), (5080, 371504), (5992, 314960), (6634, 284480), (6848, 275590), (6944, 271780), (7112, 265360), (7490, 251968), (7874, 239680), (8128, 232190), (8560, 220472), (8680, 217424), (8890, 212288), (9920, 190246), (10160, 185752), (11984, 157480), (13268, 142240), (13589, 138880), (13696, 137795), (13888, 135890), (14224, 132680), (14980, 125984), (15748, 119840), (16256, 116095), (16585, 113792), (17120, 110236), (17360, 108712), (17780, 106144), (19685, 95872), (19840, 95123), (20320, 92876), (23219, 81280), (23968, 78740), (26536, 71120), (27178, 69440), (27559, 68480), (27776, 67945), (28448, 66340), (29960, 62992), (31496, 59920), (33170, 56896), (34240, 55118), (34720, 54356), (35560, 53072), (39370, 47936), (40640, 46438)]