7658240

素因数分解:

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

素因数の和:245

約数の個数: 72

約数和(自身を含む): 19033728

約数和(自身を除く): 11375488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 193, 248, 256, 310, 320, 386, 496, 620, 640, 772, 965, 992, 1240, 1280, 1544, 1930, 1984, 2480, 3088, 3860, 3968, 4960, 5983, 6176, 7720, 7936, 9920, 11966, 12352, 15440, 19840, 23932, 24704, 29915, 30880, 39680, 47864, 49408, 59830, 61760, 95728, 119660, 123520, 191456, 239320, 247040, 382912, 478640, 765824, 957280, 1531648, 1914560, 3829120, 7658240]

約数ペア:

[(1, 7658240), (2, 3829120), (4, 1914560), (5, 1531648), (8, 957280), (10, 765824), (16, 478640), (20, 382912), (31, 247040), (32, 239320), (40, 191456), (62, 123520), (64, 119660), (80, 95728), (124, 61760), (128, 59830), (155, 49408), (160, 47864), (193, 39680), (248, 30880), (256, 29915), (310, 24704), (320, 23932), (386, 19840), (496, 15440), (620, 12352), (640, 11966), (772, 9920), (965, 7936), (992, 7720), (1240, 6176), (1280, 5983), (1544, 4960), (1930, 3968), (1984, 3860), (2480, 3088)]