280993888

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 673021440

約数和(自身を除く): 392027552

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 103, 112, 133, 152, 206, 224, 266, 304, 412, 532, 608, 641, 721, 824, 1064, 1282, 1442, 1648, 1957, 2128, 2564, 2884, 3296, 3914, 4256, 4487, 5128, 5768, 7828, 8974, 10256, 11536, 12179, 13699, 15656, 17948, 20512, 23072, 24358, 27398, 31312, 35896, 48716, 54796, 62624, 66023, 71792, 85253, 97432, 109592, 132046, 143584, 170506, 194864, 219184, 264092, 341012, 389728, 438368, 462161, 528184, 682024, 924322, 1056368, 1254437, 1364048, 1848644, 2112736, 2508874, 2728096, 3697288, 5017748, 7394576, 8781059, 10035496, 14789152, 17562118, 20070992, 35124236, 40141984, 70248472, 140496944, 280993888]

約数ペア:

[(1, 280993888), (2, 140496944), (4, 70248472), (7, 40141984), (8, 35124236), (14, 20070992), (16, 17562118), (19, 14789152), (28, 10035496), (32, 8781059), (38, 7394576), (56, 5017748), (76, 3697288), (103, 2728096), (112, 2508874), (133, 2112736), (152, 1848644), (206, 1364048), (224, 1254437), (266, 1056368), (304, 924322), (412, 682024), (532, 528184), (608, 462161), (641, 438368), (721, 389728), (824, 341012), (1064, 264092), (1282, 219184), (1442, 194864), (1648, 170506), (1957, 143584), (2128, 132046), (2564, 109592), (2884, 97432), (3296, 85253), (3914, 71792), (4256, 66023), (4487, 62624), (5128, 54796), (5768, 48716), (7828, 35896), (8974, 31312), (10256, 27398), (11536, 24358), (12179, 23072), (13699, 20512), (15656, 17948)]