128973096

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 410810400

約数和(自身を除く): 281837304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 139, 147, 168, 196, 252, 263, 278, 294, 392, 417, 441, 504, 526, 556, 588, 789, 834, 882, 973, 1052, 1112, 1176, 1251, 1578, 1668, 1764, 1841, 1946, 2104, 2367, 2502, 2919, 3156, 3336, 3528, 3682, 3892, 4734, 5004, 5523, 5838, 6312, 6811, 7364, 7784, 8757, 9468, 10008, 11046, 11676, 12887, 13622, 14728, 16569, 17514, 18936, 20433, 22092, 23352, 25774, 27244, 33138, 35028, 36557, 38661, 40866, 44184, 51548, 54488, 61299, 66276, 70056, 73114, 77322, 81732, 103096, 109671, 115983, 122598, 132552, 146228, 154644, 163464, 219342, 231966, 245196, 255899, 292456, 309288, 329013, 438684, 463932, 490392, 511798, 658026, 767697, 877368, 927864, 1023596, 1316052, 1535394, 1791293, 2047192, 2303091, 2632104, 3070788, 3582586, 4606182, 5373879, 6141576, 7165172, 9212364, 10747758, 14330344, 16121637, 18424728, 21495516, 32243274, 42991032, 64486548, 128973096]

約数ペア:

[(1, 128973096), (2, 64486548), (3, 42991032), (4, 32243274), (6, 21495516), (7, 18424728), (8, 16121637), (9, 14330344), (12, 10747758), (14, 9212364), (18, 7165172), (21, 6141576), (24, 5373879), (28, 4606182), (36, 3582586), (42, 3070788), (49, 2632104), (56, 2303091), (63, 2047192), (72, 1791293), (84, 1535394), (98, 1316052), (126, 1023596), (139, 927864), (147, 877368), (168, 767697), (196, 658026), (252, 511798), (263, 490392), (278, 463932), (294, 438684), (392, 329013), (417, 309288), (441, 292456), (504, 255899), (526, 245196), (556, 231966), (588, 219342), (789, 163464), (834, 154644), (882, 146228), (973, 132552), (1052, 122598), (1112, 115983), (1176, 109671), (1251, 103096), (1578, 81732), (1668, 77322), (1764, 73114), (1841, 70056), (1946, 66276), (2104, 61299), (2367, 54488), (2502, 51548), (2919, 44184), (3156, 40866), (3336, 38661), (3528, 36557), (3682, 35028), (3892, 33138), (4734, 27244), (5004, 25774), (5523, 23352), (5838, 22092), (6312, 20433), (6811, 18936), (7364, 17514), (7784, 16569), (8757, 14728), (9468, 13622), (10008, 12887), (11046, 11676)]