2778483680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{5651}}^1$

素因数の和:6112

約数の個数: 96

約数和(自身を含む): 7520325120

約数和(自身を除く): 4741841440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 439, 560, 878, 1120, 1756, 2195, 3073, 3512, 4390, 5651, 6146, 7024, 8780, 11302, 12292, 14048, 15365, 17560, 22604, 24584, 28255, 30730, 35120, 39557, 45208, 49168, 56510, 61460, 70240, 79114, 90416, 98336, 113020, 122920, 158228, 180832, 197785, 226040, 245840, 316456, 395570, 452080, 491680, 632912, 791140, 904160, 1265824, 1582280, 2480789, 3164560, 4961578, 6329120, 9923156, 12403945, 17365523, 19846312, 24807890, 34731046, 39692624, 49615780, 69462092, 79385248, 86827615, 99231560, 138924184, 173655230, 198463120, 277848368, 347310460, 396926240, 555696736, 694620920, 1389241840, 2778483680]

約数ペア:

[(1, 2778483680), (2, 1389241840), (4, 694620920), (5, 555696736), (7, 396926240), (8, 347310460), (10, 277848368), (14, 198463120), (16, 173655230), (20, 138924184), (28, 99231560), (32, 86827615), (35, 79385248), (40, 69462092), (56, 49615780), (70, 39692624), (80, 34731046), (112, 24807890), (140, 19846312), (160, 17365523), (224, 12403945), (280, 9923156), (439, 6329120), (560, 4961578), (878, 3164560), (1120, 2480789), (1756, 1582280), (2195, 1265824), (3073, 904160), (3512, 791140), (4390, 632912), (5651, 491680), (6146, 452080), (7024, 395570), (8780, 316456), (11302, 245840), (12292, 226040), (14048, 197785), (15365, 180832), (17560, 158228), (22604, 122920), (24584, 113020), (28255, 98336), (30730, 90416), (35120, 79114), (39557, 70240), (45208, 61460), (49168, 56510)]