888958280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:883

約数の個数: 128

約数和(自身を含む): 2399846400

約数和(自身を除く): 1510888120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 223, 230, 280, 322, 446, 460, 619, 644, 805, 892, 920, 1115, 1238, 1288, 1561, 1610, 1784, 2230, 2476, 3095, 3122, 3220, 4333, 4460, 4952, 5129, 6190, 6244, 6440, 7805, 8666, 8920, 10258, 12380, 12488, 14237, 15610, 17332, 20516, 21665, 24760, 25645, 28474, 31220, 34664, 35903, 41032, 43330, 51290, 56948, 62440, 71185, 71806, 86660, 99659, 102580, 113896, 138037, 142370, 143612, 173320, 179515, 199318, 205160, 276074, 284740, 287224, 359030, 398636, 498295, 552148, 569480, 690185, 718060, 797272, 966259, 996590, 1104296, 1380370, 1436120, 1932518, 1993180, 2760740, 3174851, 3865036, 3986360, 4831295, 5521480, 6349702, 7730072, 9662590, 12699404, 15874255, 19325180, 22223957, 25398808, 31748510, 38650360, 44447914, 63497020, 88895828, 111119785, 126994040, 177791656, 222239570, 444479140, 888958280]

約数ペア:

[(1, 888958280), (2, 444479140), (4, 222239570), (5, 177791656), (7, 126994040), (8, 111119785), (10, 88895828), (14, 63497020), (20, 44447914), (23, 38650360), (28, 31748510), (35, 25398808), (40, 22223957), (46, 19325180), (56, 15874255), (70, 12699404), (92, 9662590), (115, 7730072), (140, 6349702), (161, 5521480), (184, 4831295), (223, 3986360), (230, 3865036), (280, 3174851), (322, 2760740), (446, 1993180), (460, 1932518), (619, 1436120), (644, 1380370), (805, 1104296), (892, 996590), (920, 966259), (1115, 797272), (1238, 718060), (1288, 690185), (1561, 569480), (1610, 552148), (1784, 498295), (2230, 398636), (2476, 359030), (3095, 287224), (3122, 284740), (3220, 276074), (4333, 205160), (4460, 199318), (4952, 179515), (5129, 173320), (6190, 143612), (6244, 142370), (6440, 138037), (7805, 113896), (8666, 102580), (8920, 99659), (10258, 86660), (12380, 71806), (12488, 71185), (14237, 62440), (15610, 56948), (17332, 51290), (20516, 43330), (21665, 41032), (24760, 35903), (25645, 34664), (28474, 31220)]