219522408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:799

約数の個数: 128

約数和(自身を含む): 659005440

約数和(自身を除く): 439483032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 61, 62, 84, 93, 122, 124, 168, 183, 186, 217, 244, 248, 366, 372, 427, 434, 488, 651, 691, 732, 744, 854, 868, 1281, 1302, 1382, 1464, 1708, 1736, 1891, 2073, 2562, 2604, 2764, 3416, 3782, 4146, 4837, 5124, 5208, 5528, 5673, 7564, 8292, 9674, 10248, 11346, 13237, 14511, 15128, 16584, 19348, 21421, 22692, 26474, 29022, 38696, 39711, 42151, 42842, 45384, 52948, 58044, 64263, 79422, 84302, 85684, 105896, 116088, 126453, 128526, 149947, 158844, 168604, 171368, 252906, 257052, 295057, 299894, 317688, 337208, 449841, 505812, 514104, 590114, 599788, 885171, 899682, 1011624, 1180228, 1199576, 1306681, 1770342, 1799364, 2360456, 2613362, 3540684, 3598728, 3920043, 5226724, 7081368, 7840086, 9146767, 10453448, 15680172, 18293534, 27440301, 31360344, 36587068, 54880602, 73174136, 109761204, 219522408]

約数ペア:

[(1, 219522408), (2, 109761204), (3, 73174136), (4, 54880602), (6, 36587068), (7, 31360344), (8, 27440301), (12, 18293534), (14, 15680172), (21, 10453448), (24, 9146767), (28, 7840086), (31, 7081368), (42, 5226724), (56, 3920043), (61, 3598728), (62, 3540684), (84, 2613362), (93, 2360456), (122, 1799364), (124, 1770342), (168, 1306681), (183, 1199576), (186, 1180228), (217, 1011624), (244, 899682), (248, 885171), (366, 599788), (372, 590114), (427, 514104), (434, 505812), (488, 449841), (651, 337208), (691, 317688), (732, 299894), (744, 295057), (854, 257052), (868, 252906), (1281, 171368), (1302, 168604), (1382, 158844), (1464, 149947), (1708, 128526), (1736, 126453), (1891, 116088), (2073, 105896), (2562, 85684), (2604, 84302), (2764, 79422), (3416, 64263), (3782, 58044), (4146, 52948), (4837, 45384), (5124, 42842), (5208, 42151), (5528, 39711), (5673, 38696), (7564, 29022), (8292, 26474), (9674, 22692), (10248, 21421), (11346, 19348), (13237, 16584), (14511, 15128)]