638860152

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1$

素因数の和:797

約数の個数: 128

約数和(自身を含む): 1895731200

約数和(自身を除く): 1256871048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 241, 248, 372, 434, 482, 509, 651, 723, 744, 868, 964, 1018, 1302, 1446, 1527, 1687, 1736, 1928, 2036, 2604, 2892, 3054, 3374, 3563, 4072, 5061, 5208, 5784, 6108, 6748, 7126, 7471, 10122, 10689, 12216, 13496, 14252, 14942, 15779, 20244, 21378, 22413, 28504, 29884, 31558, 40488, 42756, 44826, 47337, 52297, 59768, 63116, 85512, 89652, 94674, 104594, 110453, 122669, 126232, 156891, 179304, 189348, 209188, 220906, 245338, 313782, 331359, 368007, 378696, 418376, 441812, 490676, 627564, 662718, 736014, 858683, 883624, 981352, 1255128, 1325436, 1472028, 1717366, 2576049, 2650872, 2944056, 3434732, 3802739, 5152098, 6869464, 7605478, 10304196, 11408217, 15210956, 20608392, 22816434, 26619173, 30421912, 45632868, 53238346, 79857519, 91265736, 106476692, 159715038, 212953384, 319430076, 638860152]

約数ペア:

[(1, 638860152), (2, 319430076), (3, 212953384), (4, 159715038), (6, 106476692), (7, 91265736), (8, 79857519), (12, 53238346), (14, 45632868), (21, 30421912), (24, 26619173), (28, 22816434), (31, 20608392), (42, 15210956), (56, 11408217), (62, 10304196), (84, 7605478), (93, 6869464), (124, 5152098), (168, 3802739), (186, 3434732), (217, 2944056), (241, 2650872), (248, 2576049), (372, 1717366), (434, 1472028), (482, 1325436), (509, 1255128), (651, 981352), (723, 883624), (744, 858683), (868, 736014), (964, 662718), (1018, 627564), (1302, 490676), (1446, 441812), (1527, 418376), (1687, 378696), (1736, 368007), (1928, 331359), (2036, 313782), (2604, 245338), (2892, 220906), (3054, 209188), (3374, 189348), (3563, 179304), (4072, 156891), (5061, 126232), (5208, 122669), (5784, 110453), (6108, 104594), (6748, 94674), (7126, 89652), (7471, 85512), (10122, 63116), (10689, 59768), (12216, 52297), (13496, 47337), (14252, 44826), (14942, 42756), (15779, 40488), (20244, 31558), (21378, 29884), (22413, 28504)]