262294720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:378

約数の個数: 112

約数和(自身を含む): 652808448

約数和(自身を除く): 390513728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 137, 155, 160, 193, 248, 274, 310, 320, 386, 496, 548, 620, 685, 772, 965, 992, 1096, 1240, 1370, 1544, 1930, 1984, 2192, 2480, 2740, 3088, 3860, 4247, 4384, 4960, 5480, 5983, 6176, 7720, 8494, 8768, 9920, 10960, 11966, 12352, 15440, 16988, 21235, 21920, 23932, 26441, 29915, 30880, 33976, 42470, 43840, 47864, 52882, 59830, 61760, 67952, 84940, 95728, 105764, 119660, 132205, 135904, 169880, 191456, 211528, 239320, 264410, 271808, 339760, 382912, 423056, 478640, 528820, 679520, 819671, 846112, 957280, 1057640, 1359040, 1639342, 1692224, 1914560, 2115280, 3278684, 4098355, 4230560, 6557368, 8196710, 8461120, 13114736, 16393420, 26229472, 32786840, 52458944, 65573680, 131147360, 262294720]

約数ペア:

[(1, 262294720), (2, 131147360), (4, 65573680), (5, 52458944), (8, 32786840), (10, 26229472), (16, 16393420), (20, 13114736), (31, 8461120), (32, 8196710), (40, 6557368), (62, 4230560), (64, 4098355), (80, 3278684), (124, 2115280), (137, 1914560), (155, 1692224), (160, 1639342), (193, 1359040), (248, 1057640), (274, 957280), (310, 846112), (320, 819671), (386, 679520), (496, 528820), (548, 478640), (620, 423056), (685, 382912), (772, 339760), (965, 271808), (992, 264410), (1096, 239320), (1240, 211528), (1370, 191456), (1544, 169880), (1930, 135904), (1984, 132205), (2192, 119660), (2480, 105764), (2740, 95728), (3088, 84940), (3860, 67952), (4247, 61760), (4384, 59830), (4960, 52882), (5480, 47864), (5983, 43840), (6176, 42470), (7720, 33976), (8494, 30880), (8768, 29915), (9920, 26441), (10960, 23932), (11966, 21920), (12352, 21235), (15440, 16988)]