160221888

素因数分解:

$2^6\times 3^4\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1052

約数の個数: 140

約数和(自身を含む): 490760512

約数和(自身を除く): 330538624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 144, 162, 186, 192, 216, 248, 279, 288, 324, 372, 432, 496, 558, 576, 648, 744, 837, 864, 992, 997, 1116, 1296, 1488, 1674, 1728, 1984, 1994, 2232, 2511, 2592, 2976, 2991, 3348, 3988, 4464, 5022, 5184, 5952, 5982, 6696, 7976, 8928, 8973, 10044, 11964, 13392, 15952, 17856, 17946, 20088, 23928, 26784, 26919, 30907, 31904, 35892, 40176, 47856, 53568, 53838, 61814, 63808, 71784, 80352, 80757, 92721, 95712, 107676, 123628, 143568, 160704, 161514, 185442, 191424, 215352, 247256, 278163, 287136, 323028, 370884, 430704, 494512, 556326, 574272, 646056, 741768, 834489, 861408, 989024, 1112652, 1292112, 1483536, 1668978, 1722816, 1978048, 2225304, 2503467, 2584224, 2967072, 3337956, 4450608, 5006934, 5168448, 5934144, 6675912, 8901216, 10013868, 13351824, 17802432, 20027736, 26703648, 40055472, 53407296, 80110944, 160221888]

約数ペア:

[(1, 160221888), (2, 80110944), (3, 53407296), (4, 40055472), (6, 26703648), (8, 20027736), (9, 17802432), (12, 13351824), (16, 10013868), (18, 8901216), (24, 6675912), (27, 5934144), (31, 5168448), (32, 5006934), (36, 4450608), (48, 3337956), (54, 2967072), (62, 2584224), (64, 2503467), (72, 2225304), (81, 1978048), (93, 1722816), (96, 1668978), (108, 1483536), (124, 1292112), (144, 1112652), (162, 989024), (186, 861408), (192, 834489), (216, 741768), (248, 646056), (279, 574272), (288, 556326), (324, 494512), (372, 430704), (432, 370884), (496, 323028), (558, 287136), (576, 278163), (648, 247256), (744, 215352), (837, 191424), (864, 185442), (992, 161514), (997, 160704), (1116, 143568), (1296, 123628), (1488, 107676), (1674, 95712), (1728, 92721), (1984, 80757), (1994, 80352), (2232, 71784), (2511, 63808), (2592, 61814), (2976, 53838), (2991, 53568), (3348, 47856), (3988, 40176), (4464, 35892), (5022, 31904), (5184, 30907), (5952, 26919), (5982, 26784), (6696, 23928), (7976, 20088), (8928, 17946), (8973, 17856), (10044, 15952), (11964, 13392)]