15069440

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 36877848

約数和(自身を除く): 21808408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 193, 244, 256, 305, 320, 386, 488, 610, 640, 772, 965, 976, 1220, 1280, 1544, 1930, 1952, 2440, 3088, 3860, 3904, 4880, 6176, 7720, 7808, 9760, 11773, 12352, 15440, 15616, 19520, 23546, 24704, 30880, 39040, 47092, 49408, 58865, 61760, 78080, 94184, 117730, 123520, 188368, 235460, 247040, 376736, 470920, 753472, 941840, 1506944, 1883680, 3013888, 3767360, 7534720, 15069440]

約数ペア:

[(1, 15069440), (2, 7534720), (4, 3767360), (5, 3013888), (8, 1883680), (10, 1506944), (16, 941840), (20, 753472), (32, 470920), (40, 376736), (61, 247040), (64, 235460), (80, 188368), (122, 123520), (128, 117730), (160, 94184), (193, 78080), (244, 61760), (256, 58865), (305, 49408), (320, 47092), (386, 39040), (488, 30880), (610, 24704), (640, 23546), (772, 19520), (965, 15616), (976, 15440), (1220, 12352), (1280, 11773), (1544, 9760), (1930, 7808), (1952, 7720), (2440, 6176), (3088, 4880), (3860, 3904)]