28479330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 85155840

約数和(自身を除く): 56676510

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 43, 45, 54, 55, 66, 86, 90, 99, 110, 129, 135, 165, 198, 215, 223, 258, 270, 297, 330, 387, 430, 446, 473, 495, 594, 645, 669, 774, 946, 990, 1115, 1161, 1290, 1338, 1419, 1485, 1935, 2007, 2230, 2322, 2365, 2453, 2838, 2970, 3345, 3870, 4014, 4257, 4730, 4906, 5805, 6021, 6690, 7095, 7359, 8514, 9589, 10035, 11610, 12042, 12265, 12771, 14190, 14718, 19178, 20070, 21285, 22077, 24530, 25542, 28767, 30105, 36795, 42570, 44154, 47945, 57534, 60210, 63855, 66231, 73590, 86301, 95890, 105479, 110385, 127710, 132462, 143835, 172602, 210958, 220770, 258903, 287670, 316437, 331155, 431505, 517806, 527395, 632874, 662310, 863010, 949311, 1054790, 1294515, 1582185, 1898622, 2589030, 2847933, 3164370, 4746555, 5695866, 9493110, 14239665, 28479330]

約数ペア:

[(1, 28479330), (2, 14239665), (3, 9493110), (5, 5695866), (6, 4746555), (9, 3164370), (10, 2847933), (11, 2589030), (15, 1898622), (18, 1582185), (22, 1294515), (27, 1054790), (30, 949311), (33, 863010), (43, 662310), (45, 632874), (54, 527395), (55, 517806), (66, 431505), (86, 331155), (90, 316437), (99, 287670), (110, 258903), (129, 220770), (135, 210958), (165, 172602), (198, 143835), (215, 132462), (223, 127710), (258, 110385), (270, 105479), (297, 95890), (330, 86301), (387, 73590), (430, 66231), (446, 63855), (473, 60210), (495, 57534), (594, 47945), (645, 44154), (669, 42570), (774, 36795), (946, 30105), (990, 28767), (1115, 25542), (1161, 24530), (1290, 22077), (1338, 21285), (1419, 20070), (1485, 19178), (1935, 14718), (2007, 14190), (2230, 12771), (2322, 12265), (2365, 12042), (2453, 11610), (2838, 10035), (2970, 9589), (3345, 8514), (3870, 7359), (4014, 7095), (4257, 6690), (4730, 6021), (4906, 5805)]