388477440

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1339

約数の個数: 240

約数和(自身を含む): 1450016568

約数和(自身を除く): 1061539128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1297, 1440, 1536, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2560, 2594, 2880, 3120, 3328, 3744, 3840, 3891, 4160, 4608, 4680, 4992, 5188, 5760, 6240, 6485, 6656, 7488, 7680, 7782, 8320, 9360, 9984, 10376, 11520, 11673, 12480, 12970, 14976, 15564, 16640, 16861, 18720, 19455, 19968, 20752, 23040, 23346, 24960, 25940, 29952, 31128, 33280, 33722, 37440, 38910, 41504, 46692, 49920, 50583, 51880, 58365, 59904, 62256, 67444, 74880, 77820, 83008, 84305, 93384, 99840, 101166, 103760, 116730, 124512, 134888, 149760, 151749, 155640, 166016, 168610, 186768, 202332, 207520, 233460, 249024, 252915, 269776, 299520, 303498, 311280, 332032, 337220, 373536, 404664, 415040, 466920, 498048, 505830, 539552, 606996, 622560, 664064, 674440, 747072, 758745, 809328, 830080, 933840, 996096, 1011660, 1079104, 1213992, 1245120, 1348880, 1494144, 1517490, 1618656, 1660160, 1867680, 1992192, 2023320, 2158208, 2427984, 2490240, 2697760, 2988288, 3034980, 3237312, 3320320, 3735360, 4046640, 4316416, 4855968, 4980480, 5395520, 5976576, 6069960, 6474624, 7470720, 8093280, 8632832, 9711936, 9960960, 10791040, 12139920, 12949248, 14941440, 16186560, 19423872, 21582080, 24279840, 25898496, 29882880, 32373120, 38847744, 43164160, 48559680, 64746240, 77695488, 97119360, 129492480, 194238720, 388477440]

約数ペア:

[(1, 388477440), (2, 194238720), (3, 129492480), (4, 97119360), (5, 77695488), (6, 64746240), (8, 48559680), (9, 43164160), (10, 38847744), (12, 32373120), (13, 29882880), (15, 25898496), (16, 24279840), (18, 21582080), (20, 19423872), (24, 16186560), (26, 14941440), (30, 12949248), (32, 12139920), (36, 10791040), (39, 9960960), (40, 9711936), (45, 8632832), (48, 8093280), (52, 7470720), (60, 6474624), (64, 6069960), (65, 5976576), (72, 5395520), (78, 4980480), (80, 4855968), (90, 4316416), (96, 4046640), (104, 3735360), (117, 3320320), (120, 3237312), (128, 3034980), (130, 2988288), (144, 2697760), (156, 2490240), (160, 2427984), (180, 2158208), (192, 2023320), (195, 1992192), (208, 1867680), (234, 1660160), (240, 1618656), (256, 1517490), (260, 1494144), (288, 1348880), (312, 1245120), (320, 1213992), (360, 1079104), (384, 1011660), (390, 996096), (416, 933840), (468, 830080), (480, 809328), (512, 758745), (520, 747072), (576, 674440), (585, 664064), (624, 622560), (640, 606996), (720, 539552), (768, 505830), (780, 498048), (832, 466920), (936, 415040), (960, 404664), (1040, 373536), (1152, 337220), (1170, 332032), (1248, 311280), (1280, 303498), (1297, 299520), (1440, 269776), (1536, 252915), (1560, 249024), (1664, 233460), (1872, 207520), (1920, 202332), (2080, 186768), (2304, 168610), (2340, 166016), (2496, 155640), (2560, 151749), (2594, 149760), (2880, 134888), (3120, 124512), (3328, 116730), (3744, 103760), (3840, 101166), (3891, 99840), (4160, 93384), (4608, 84305), (4680, 83008), (4992, 77820), (5188, 74880), (5760, 67444), (6240, 62256), (6485, 59904), (6656, 58365), (7488, 51880), (7680, 50583), (7782, 49920), (8320, 46692), (9360, 41504), (9984, 38910), (10376, 37440), (11520, 33722), (11673, 33280), (12480, 31128), (12970, 29952), (14976, 25940), (15564, 24960), (16640, 23346), (16861, 23040), (18720, 20752), (19455, 19968)]