31378944

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:711

約数の個数: 80

約数和(自身を含む): 86423040

約数和(自身を除く): 55044096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 512, 659, 744, 768, 992, 1318, 1488, 1536, 1977, 1984, 2636, 2976, 3954, 3968, 5272, 5952, 7908, 7936, 10544, 11904, 15816, 15872, 20429, 21088, 23808, 31632, 40858, 42176, 47616, 61287, 63264, 81716, 84352, 122574, 126528, 163432, 168704, 245148, 253056, 326864, 337408, 490296, 506112, 653728, 980592, 1012224, 1307456, 1961184, 2614912, 3922368, 5229824, 7844736, 10459648, 15689472, 31378944]

約数ペア:

[(1, 31378944), (2, 15689472), (3, 10459648), (4, 7844736), (6, 5229824), (8, 3922368), (12, 2614912), (16, 1961184), (24, 1307456), (31, 1012224), (32, 980592), (48, 653728), (62, 506112), (64, 490296), (93, 337408), (96, 326864), (124, 253056), (128, 245148), (186, 168704), (192, 163432), (248, 126528), (256, 122574), (372, 84352), (384, 81716), (496, 63264), (512, 61287), (659, 47616), (744, 42176), (768, 40858), (992, 31632), (1318, 23808), (1488, 21088), (1536, 20429), (1977, 15872), (1984, 15816), (2636, 11904), (2976, 10544), (3954, 7936), (3968, 7908), (5272, 5952)]