154915728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1621}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 439263552

約数和(自身を除く): 284347824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 181, 264, 362, 528, 543, 724, 1086, 1448, 1621, 1991, 2172, 2896, 3242, 3982, 4344, 4863, 5973, 6484, 7964, 8688, 9726, 11946, 12968, 15928, 17831, 19452, 23892, 25936, 31856, 35662, 38904, 47784, 53493, 71324, 77808, 95568, 106986, 142648, 213972, 285296, 293401, 427944, 586802, 855888, 880203, 1173604, 1760406, 2347208, 3227411, 3520812, 4694416, 6454822, 7041624, 9682233, 12909644, 14083248, 19364466, 25819288, 38728932, 51638576, 77457864, 154915728]

約数ペア:

[(1, 154915728), (2, 77457864), (3, 51638576), (4, 38728932), (6, 25819288), (8, 19364466), (11, 14083248), (12, 12909644), (16, 9682233), (22, 7041624), (24, 6454822), (33, 4694416), (44, 3520812), (48, 3227411), (66, 2347208), (88, 1760406), (132, 1173604), (176, 880203), (181, 855888), (264, 586802), (362, 427944), (528, 293401), (543, 285296), (724, 213972), (1086, 142648), (1448, 106986), (1621, 95568), (1991, 77808), (2172, 71324), (2896, 53493), (3242, 47784), (3982, 38904), (4344, 35662), (4863, 31856), (5973, 25936), (6484, 23892), (7964, 19452), (8688, 17831), (9726, 15928), (11946, 12968)]