31246880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1213}}^1$

素因数の和:1258

約数の個数: 96

約数和(自身を含む): 88107264

約数和(自身を除く): 56860384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1213, 1288, 1610, 1840, 2426, 2576, 3220, 3680, 4852, 5152, 6065, 6440, 8491, 9704, 12130, 12880, 16982, 19408, 24260, 25760, 27899, 33964, 38816, 42455, 48520, 55798, 67928, 84910, 97040, 111596, 135856, 139495, 169820, 194080, 195293, 223192, 271712, 278990, 339640, 390586, 446384, 557980, 679280, 781172, 892768, 976465, 1115960, 1358560, 1562344, 1952930, 2231920, 3124688, 3905860, 4463840, 6249376, 7811720, 15623440, 31246880]

約数ペア:

[(1, 31246880), (2, 15623440), (4, 7811720), (5, 6249376), (7, 4463840), (8, 3905860), (10, 3124688), (14, 2231920), (16, 1952930), (20, 1562344), (23, 1358560), (28, 1115960), (32, 976465), (35, 892768), (40, 781172), (46, 679280), (56, 557980), (70, 446384), (80, 390586), (92, 339640), (112, 278990), (115, 271712), (140, 223192), (160, 195293), (161, 194080), (184, 169820), (224, 139495), (230, 135856), (280, 111596), (322, 97040), (368, 84910), (460, 67928), (560, 55798), (644, 48520), (736, 42455), (805, 38816), (920, 33964), (1120, 27899), (1213, 25760), (1288, 24260), (1610, 19408), (1840, 16982), (2426, 12880), (2576, 12130), (3220, 9704), (3680, 8491), (4852, 6440), (5152, 6065)]