261167808

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4046

約数の個数: 112

約数和(自身を含む): 778337280

約数和(自身を除く): 517169472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 132, 176, 186, 192, 248, 264, 341, 352, 372, 496, 528, 682, 704, 744, 992, 1023, 1056, 1364, 1488, 1984, 2046, 2112, 2728, 2976, 3989, 4092, 5456, 5952, 7978, 8184, 10912, 11967, 15956, 16368, 21824, 23934, 31912, 32736, 43879, 47868, 63824, 65472, 87758, 95736, 123659, 127648, 131637, 175516, 191472, 247318, 255296, 263274, 351032, 370977, 382944, 494636, 526548, 702064, 741954, 765888, 989272, 1053096, 1360249, 1404128, 1483908, 1978544, 2106192, 2720498, 2808256, 2967816, 3957088, 4080747, 4212384, 5440996, 5935632, 7914176, 8161494, 8424768, 10881992, 11871264, 16322988, 21763984, 23742528, 32645976, 43527968, 65291952, 87055936, 130583904, 261167808]

約数ペア:

[(1, 261167808), (2, 130583904), (3, 87055936), (4, 65291952), (6, 43527968), (8, 32645976), (11, 23742528), (12, 21763984), (16, 16322988), (22, 11871264), (24, 10881992), (31, 8424768), (32, 8161494), (33, 7914176), (44, 5935632), (48, 5440996), (62, 4212384), (64, 4080747), (66, 3957088), (88, 2967816), (93, 2808256), (96, 2720498), (124, 2106192), (132, 1978544), (176, 1483908), (186, 1404128), (192, 1360249), (248, 1053096), (264, 989272), (341, 765888), (352, 741954), (372, 702064), (496, 526548), (528, 494636), (682, 382944), (704, 370977), (744, 351032), (992, 263274), (1023, 255296), (1056, 247318), (1364, 191472), (1488, 175516), (1984, 131637), (2046, 127648), (2112, 123659), (2728, 95736), (2976, 87758), (3989, 65472), (4092, 63824), (5456, 47868), (5952, 43879), (7978, 32736), (8184, 31912), (10912, 23934), (11967, 21824), (15956, 16368)]