208879128

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 599961600

約数和(自身を除く): 391082472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 83, 108, 122, 166, 183, 191, 216, 244, 249, 332, 366, 382, 488, 498, 549, 573, 664, 732, 747, 764, 996, 1098, 1146, 1464, 1494, 1528, 1647, 1719, 1992, 2196, 2241, 2292, 2988, 3294, 3438, 4392, 4482, 4584, 5063, 5157, 5976, 6588, 6876, 8964, 10126, 10314, 11651, 13176, 13752, 15189, 15853, 17928, 20252, 20628, 23302, 30378, 31706, 34953, 40504, 41256, 45567, 46604, 47559, 60756, 63412, 69906, 91134, 93208, 95118, 104859, 121512, 126824, 136701, 139812, 142677, 182268, 190236, 209718, 273402, 279624, 285354, 314577, 364536, 380472, 419436, 428031, 546804, 570708, 629154, 838872, 856062, 967033, 1093608, 1141416, 1258308, 1712124, 1934066, 2516616, 2901099, 3424248, 3868132, 5802198, 7736264, 8703297, 11604396, 17406594, 23208792, 26109891, 34813188, 52219782, 69626376, 104439564, 208879128]

約数ペア:

[(1, 208879128), (2, 104439564), (3, 69626376), (4, 52219782), (6, 34813188), (8, 26109891), (9, 23208792), (12, 17406594), (18, 11604396), (24, 8703297), (27, 7736264), (36, 5802198), (54, 3868132), (61, 3424248), (72, 2901099), (83, 2516616), (108, 1934066), (122, 1712124), (166, 1258308), (183, 1141416), (191, 1093608), (216, 967033), (244, 856062), (249, 838872), (332, 629154), (366, 570708), (382, 546804), (488, 428031), (498, 419436), (549, 380472), (573, 364536), (664, 314577), (732, 285354), (747, 279624), (764, 273402), (996, 209718), (1098, 190236), (1146, 182268), (1464, 142677), (1494, 139812), (1528, 136701), (1647, 126824), (1719, 121512), (1992, 104859), (2196, 95118), (2241, 93208), (2292, 91134), (2988, 69906), (3294, 63412), (3438, 60756), (4392, 47559), (4482, 46604), (4584, 45567), (5063, 41256), (5157, 40504), (5976, 34953), (6588, 31706), (6876, 30378), (8964, 23302), (10126, 20628), (10314, 20252), (11651, 17928), (13176, 15853), (13752, 15189)]