194965760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 520091712

約数和(自身を除く): 325125952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 128, 160, 176, 220, 227, 244, 256, 305, 320, 352, 440, 454, 488, 610, 640, 671, 704, 880, 908, 976, 1135, 1220, 1280, 1342, 1408, 1760, 1816, 1952, 2270, 2440, 2497, 2684, 2816, 3355, 3520, 3632, 3904, 4540, 4880, 4994, 5368, 6710, 7040, 7264, 7808, 9080, 9760, 9988, 10736, 12485, 13420, 13847, 14080, 14528, 15616, 18160, 19520, 19976, 21472, 24970, 26840, 27694, 29056, 36320, 39040, 39952, 42944, 49940, 53680, 55388, 58112, 69235, 72640, 78080, 79904, 85888, 99880, 107360, 110776, 138470, 145280, 152317, 159808, 171776, 199760, 214720, 221552, 276940, 290560, 304634, 319616, 399520, 429440, 443104, 553880, 609268, 639232, 761585, 799040, 858880, 886208, 1107760, 1218536, 1523170, 1598080, 1772416, 2215520, 2437072, 3046340, 3196160, 3544832, 4431040, 4874144, 6092680, 8862080, 9748288, 12185360, 17724160, 19496576, 24370720, 38993152, 48741440, 97482880, 194965760]

約数ペア:

[(1, 194965760), (2, 97482880), (4, 48741440), (5, 38993152), (8, 24370720), (10, 19496576), (11, 17724160), (16, 12185360), (20, 9748288), (22, 8862080), (32, 6092680), (40, 4874144), (44, 4431040), (55, 3544832), (61, 3196160), (64, 3046340), (80, 2437072), (88, 2215520), (110, 1772416), (122, 1598080), (128, 1523170), (160, 1218536), (176, 1107760), (220, 886208), (227, 858880), (244, 799040), (256, 761585), (305, 639232), (320, 609268), (352, 553880), (440, 443104), (454, 429440), (488, 399520), (610, 319616), (640, 304634), (671, 290560), (704, 276940), (880, 221552), (908, 214720), (976, 199760), (1135, 171776), (1220, 159808), (1280, 152317), (1342, 145280), (1408, 138470), (1760, 110776), (1816, 107360), (1952, 99880), (2270, 85888), (2440, 79904), (2497, 78080), (2684, 72640), (2816, 69235), (3355, 58112), (3520, 55388), (3632, 53680), (3904, 49940), (4540, 42944), (4880, 39952), (4994, 39040), (5368, 36320), (6710, 29056), (7040, 27694), (7264, 26840), (7808, 24970), (9080, 21472), (9760, 19976), (9988, 19520), (10736, 18160), (12485, 15616), (13420, 14528), (13847, 14080)]