661164528

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{1907}}^1$

素因数の和:2182

約数の個数: 80

約数和(自身を含む): 1771600896

約数和(自身を除く): 1110436368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 233, 248, 372, 466, 496, 699, 744, 932, 1398, 1488, 1864, 1907, 2796, 3728, 3814, 5592, 5721, 7223, 7628, 11184, 11442, 14446, 15256, 21669, 22884, 28892, 30512, 43338, 45768, 57784, 59117, 86676, 91536, 115568, 118234, 173352, 177351, 236468, 346704, 354702, 444331, 472936, 709404, 888662, 945872, 1332993, 1418808, 1777324, 2665986, 2837616, 3554648, 5331972, 7109296, 10663944, 13774261, 21327888, 27548522, 41322783, 55097044, 82645566, 110194088, 165291132, 220388176, 330582264, 661164528]

約数ペア:

[(1, 661164528), (2, 330582264), (3, 220388176), (4, 165291132), (6, 110194088), (8, 82645566), (12, 55097044), (16, 41322783), (24, 27548522), (31, 21327888), (48, 13774261), (62, 10663944), (93, 7109296), (124, 5331972), (186, 3554648), (233, 2837616), (248, 2665986), (372, 1777324), (466, 1418808), (496, 1332993), (699, 945872), (744, 888662), (932, 709404), (1398, 472936), (1488, 444331), (1864, 354702), (1907, 346704), (2796, 236468), (3728, 177351), (3814, 173352), (5592, 118234), (5721, 115568), (7223, 91536), (7628, 86676), (11184, 59117), (11442, 57784), (14446, 45768), (15256, 43338), (21669, 30512), (22884, 28892)]