191456000

素因数分解:

$2^8\times 5^3\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 494876928

約数和(自身を除く): 303420928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 193, 200, 248, 250, 256, 310, 320, 386, 400, 496, 500, 620, 640, 772, 775, 800, 965, 992, 1000, 1240, 1280, 1544, 1550, 1600, 1930, 1984, 2000, 2480, 3088, 3100, 3200, 3860, 3875, 3968, 4000, 4825, 4960, 5983, 6176, 6200, 6400, 7720, 7750, 7936, 8000, 9650, 9920, 11966, 12352, 12400, 15440, 15500, 16000, 19300, 19840, 23932, 24125, 24704, 24800, 29915, 30880, 31000, 32000, 38600, 39680, 47864, 48250, 49408, 49600, 59830, 61760, 62000, 77200, 95728, 96500, 99200, 119660, 123520, 124000, 149575, 154400, 191456, 193000, 198400, 239320, 247040, 248000, 299150, 308800, 382912, 386000, 478640, 496000, 598300, 617600, 747875, 765824, 772000, 957280, 992000, 1196600, 1235200, 1495750, 1531648, 1544000, 1914560, 2393200, 2991500, 3088000, 3829120, 4786400, 5983000, 6176000, 7658240, 9572800, 11966000, 19145600, 23932000, 38291200, 47864000, 95728000, 191456000]

約数ペア:

[(1, 191456000), (2, 95728000), (4, 47864000), (5, 38291200), (8, 23932000), (10, 19145600), (16, 11966000), (20, 9572800), (25, 7658240), (31, 6176000), (32, 5983000), (40, 4786400), (50, 3829120), (62, 3088000), (64, 2991500), (80, 2393200), (100, 1914560), (124, 1544000), (125, 1531648), (128, 1495750), (155, 1235200), (160, 1196600), (193, 992000), (200, 957280), (248, 772000), (250, 765824), (256, 747875), (310, 617600), (320, 598300), (386, 496000), (400, 478640), (496, 386000), (500, 382912), (620, 308800), (640, 299150), (772, 248000), (775, 247040), (800, 239320), (965, 198400), (992, 193000), (1000, 191456), (1240, 154400), (1280, 149575), (1544, 124000), (1550, 123520), (1600, 119660), (1930, 99200), (1984, 96500), (2000, 95728), (2480, 77200), (3088, 62000), (3100, 61760), (3200, 59830), (3860, 49600), (3875, 49408), (3968, 48250), (4000, 47864), (4825, 39680), (4960, 38600), (5983, 32000), (6176, 31000), (6200, 30880), (6400, 29915), (7720, 24800), (7750, 24704), (7936, 24125), (8000, 23932), (9650, 19840), (9920, 19300), (11966, 16000), (12352, 15500), (12400, 15440)]