490706736

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1223}}^1$

素因数の和:1890

約数の個数: 80

約数和(自身を含む): 1368412416

約数和(自身を除く): 877705680

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 643, 1223, 1286, 1929, 2446, 2572, 3669, 3858, 4892, 5144, 7338, 7716, 8359, 9784, 10288, 14676, 15432, 15899, 16718, 19568, 25077, 29352, 30864, 31798, 33436, 47697, 50154, 58704, 63596, 66872, 95394, 100308, 127192, 133744, 190788, 200616, 254384, 381576, 401232, 763152, 786389, 1572778, 2359167, 3145556, 4718334, 6291112, 9436668, 10223057, 12582224, 18873336, 20446114, 30669171, 37746672, 40892228, 61338342, 81784456, 122676684, 163568912, 245353368, 490706736]

約数ペア:

[(1, 490706736), (2, 245353368), (3, 163568912), (4, 122676684), (6, 81784456), (8, 61338342), (12, 40892228), (13, 37746672), (16, 30669171), (24, 20446114), (26, 18873336), (39, 12582224), (48, 10223057), (52, 9436668), (78, 6291112), (104, 4718334), (156, 3145556), (208, 2359167), (312, 1572778), (624, 786389), (643, 763152), (1223, 401232), (1286, 381576), (1929, 254384), (2446, 200616), (2572, 190788), (3669, 133744), (3858, 127192), (4892, 100308), (5144, 95394), (7338, 66872), (7716, 63596), (8359, 58704), (9784, 50154), (10288, 47697), (14676, 33436), (15432, 31798), (15899, 30864), (16718, 29352), (19568, 25077)]