55640480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 157199616

約数和(自身を除く): 101559136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 151, 160, 188, 196, 224, 235, 245, 280, 302, 329, 376, 392, 470, 490, 560, 604, 658, 752, 755, 784, 940, 980, 1057, 1120, 1208, 1316, 1504, 1510, 1568, 1645, 1880, 1960, 2114, 2303, 2416, 2632, 3020, 3290, 3760, 3920, 4228, 4606, 4832, 5264, 5285, 6040, 6580, 7097, 7399, 7520, 7840, 8456, 9212, 10528, 10570, 11515, 12080, 13160, 14194, 14798, 16912, 18424, 21140, 23030, 24160, 26320, 28388, 29596, 33824, 35485, 36848, 36995, 42280, 46060, 49679, 52640, 56776, 59192, 70970, 73696, 73990, 84560, 92120, 99358, 113552, 118384, 141940, 147980, 169120, 184240, 198716, 227104, 236768, 248395, 283880, 295960, 347753, 368480, 397432, 496790, 567760, 591920, 695506, 794864, 993580, 1135520, 1183840, 1391012, 1589728, 1738765, 1987160, 2782024, 3477530, 3974320, 5564048, 6955060, 7948640, 11128096, 13910120, 27820240, 55640480]

約数ペア:

[(1, 55640480), (2, 27820240), (4, 13910120), (5, 11128096), (7, 7948640), (8, 6955060), (10, 5564048), (14, 3974320), (16, 3477530), (20, 2782024), (28, 1987160), (32, 1738765), (35, 1589728), (40, 1391012), (47, 1183840), (49, 1135520), (56, 993580), (70, 794864), (80, 695506), (94, 591920), (98, 567760), (112, 496790), (140, 397432), (151, 368480), (160, 347753), (188, 295960), (196, 283880), (224, 248395), (235, 236768), (245, 227104), (280, 198716), (302, 184240), (329, 169120), (376, 147980), (392, 141940), (470, 118384), (490, 113552), (560, 99358), (604, 92120), (658, 84560), (752, 73990), (755, 73696), (784, 70970), (940, 59192), (980, 56776), (1057, 52640), (1120, 49679), (1208, 46060), (1316, 42280), (1504, 36995), (1510, 36848), (1568, 35485), (1645, 33824), (1880, 29596), (1960, 28388), (2114, 26320), (2303, 24160), (2416, 23030), (2632, 21140), (3020, 18424), (3290, 16912), (3760, 14798), (3920, 14194), (4228, 13160), (4606, 12080), (4832, 11515), (5264, 10570), (5285, 10528), (6040, 9212), (6580, 8456), (7097, 7840), (7399, 7520)]