1899189760

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:568

約数の個数: 160

約数和(自身を含む): 4949683200

約数和(自身を除く): 3050493440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 149, 160, 208, 256, 260, 298, 320, 383, 416, 512, 520, 596, 640, 745, 766, 832, 1040, 1192, 1280, 1490, 1532, 1664, 1915, 1937, 2080, 2384, 2560, 2980, 3064, 3328, 3830, 3874, 4160, 4768, 4979, 5960, 6128, 6656, 7660, 7748, 8320, 9536, 9685, 9958, 11920, 12256, 15320, 15496, 16640, 19072, 19370, 19916, 23840, 24512, 24895, 30640, 30992, 33280, 38144, 38740, 39832, 47680, 49024, 49790, 57067, 61280, 61984, 76288, 77480, 79664, 95360, 98048, 99580, 114134, 122560, 123968, 154960, 159328, 190720, 196096, 199160, 228268, 245120, 247936, 285335, 309920, 318656, 381440, 398320, 456536, 490240, 495872, 570670, 619840, 637312, 741871, 796640, 913072, 980480, 991744, 1141340, 1239680, 1274624, 1483742, 1593280, 1826144, 2282680, 2479360, 2549248, 2967484, 3186560, 3652288, 3709355, 4565360, 4958720, 5934968, 6373120, 7304576, 7418710, 9130720, 11869936, 12746240, 14609152, 14837420, 18261440, 23739872, 29218304, 29674840, 36522880, 47479744, 59349680, 73045760, 94959488, 118699360, 146091520, 189918976, 237398720, 379837952, 474797440, 949594880, 1899189760]

約数ペア:

[(1, 1899189760), (2, 949594880), (4, 474797440), (5, 379837952), (8, 237398720), (10, 189918976), (13, 146091520), (16, 118699360), (20, 94959488), (26, 73045760), (32, 59349680), (40, 47479744), (52, 36522880), (64, 29674840), (65, 29218304), (80, 23739872), (104, 18261440), (128, 14837420), (130, 14609152), (149, 12746240), (160, 11869936), (208, 9130720), (256, 7418710), (260, 7304576), (298, 6373120), (320, 5934968), (383, 4958720), (416, 4565360), (512, 3709355), (520, 3652288), (596, 3186560), (640, 2967484), (745, 2549248), (766, 2479360), (832, 2282680), (1040, 1826144), (1192, 1593280), (1280, 1483742), (1490, 1274624), (1532, 1239680), (1664, 1141340), (1915, 991744), (1937, 980480), (2080, 913072), (2384, 796640), (2560, 741871), (2980, 637312), (3064, 619840), (3328, 570670), (3830, 495872), (3874, 490240), (4160, 456536), (4768, 398320), (4979, 381440), (5960, 318656), (6128, 309920), (6656, 285335), (7660, 247936), (7748, 245120), (8320, 228268), (9536, 199160), (9685, 196096), (9958, 190720), (11920, 159328), (12256, 154960), (15320, 123968), (15496, 122560), (16640, 114134), (19072, 99580), (19370, 98048), (19916, 95360), (23840, 79664), (24512, 77480), (24895, 76288), (30640, 61984), (30992, 61280), (33280, 57067), (38144, 49790), (38740, 49024), (39832, 47680)]