528456280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:785

約数の個数: 128

約数和(自身を含む): 1372723200

約数和(自身を除く): 844266920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 79, 88, 92, 110, 115, 158, 184, 220, 230, 253, 316, 395, 440, 460, 506, 632, 661, 790, 869, 920, 1012, 1265, 1322, 1580, 1738, 1817, 2024, 2530, 2644, 3160, 3305, 3476, 3634, 4345, 5060, 5288, 6610, 6952, 7268, 7271, 8690, 9085, 10120, 13220, 14536, 14542, 15203, 17380, 18170, 19987, 26440, 29084, 30406, 34760, 36340, 36355, 39974, 52219, 58168, 60812, 72680, 72710, 76015, 79948, 99935, 104438, 121624, 145420, 152030, 159896, 167233, 199870, 208876, 261095, 290840, 304060, 334466, 399740, 417752, 522190, 574409, 608120, 668932, 799480, 836165, 1044380, 1148818, 1201037, 1337864, 1672330, 2088760, 2297636, 2402074, 2872045, 3344660, 4595272, 4804148, 5744090, 6005185, 6689320, 9608296, 11488180, 12010370, 13211407, 22976360, 24020740, 26422814, 48041480, 52845628, 66057035, 105691256, 132114070, 264228140, 528456280]

約数ペア:

[(1, 528456280), (2, 264228140), (4, 132114070), (5, 105691256), (8, 66057035), (10, 52845628), (11, 48041480), (20, 26422814), (22, 24020740), (23, 22976360), (40, 13211407), (44, 12010370), (46, 11488180), (55, 9608296), (79, 6689320), (88, 6005185), (92, 5744090), (110, 4804148), (115, 4595272), (158, 3344660), (184, 2872045), (220, 2402074), (230, 2297636), (253, 2088760), (316, 1672330), (395, 1337864), (440, 1201037), (460, 1148818), (506, 1044380), (632, 836165), (661, 799480), (790, 668932), (869, 608120), (920, 574409), (1012, 522190), (1265, 417752), (1322, 399740), (1580, 334466), (1738, 304060), (1817, 290840), (2024, 261095), (2530, 208876), (2644, 199870), (3160, 167233), (3305, 159896), (3476, 152030), (3634, 145420), (4345, 121624), (5060, 104438), (5288, 99935), (6610, 79948), (6952, 76015), (7268, 72710), (7271, 72680), (8690, 60812), (9085, 58168), (10120, 52219), (13220, 39974), (14536, 36355), (14542, 36340), (15203, 34760), (17380, 30406), (18170, 29084), (19987, 26440)]