128281968

素因数分解:

$2^4\times 3^4\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 150

約数和(自身を含む): 387373272

約数和(自身を除く): 259091304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 81, 93, 103, 108, 124, 144, 162, 186, 206, 216, 248, 279, 309, 324, 372, 412, 432, 496, 558, 618, 648, 744, 824, 837, 927, 961, 1116, 1236, 1296, 1488, 1648, 1674, 1854, 1922, 2232, 2472, 2511, 2781, 2883, 3193, 3348, 3708, 3844, 4464, 4944, 5022, 5562, 5766, 6386, 6696, 7416, 7688, 8343, 8649, 9579, 10044, 11124, 11532, 12772, 13392, 14832, 15376, 16686, 17298, 19158, 20088, 22248, 23064, 25544, 25947, 28737, 33372, 34596, 38316, 40176, 44496, 46128, 51088, 51894, 57474, 66744, 69192, 76632, 77841, 86211, 98983, 103788, 114948, 133488, 138384, 153264, 155682, 172422, 197966, 207576, 229896, 258633, 296949, 311364, 344844, 395932, 415152, 459792, 517266, 593898, 622728, 689688, 791864, 890847, 1034532, 1187796, 1245456, 1379376, 1583728, 1781694, 2069064, 2375592, 2672541, 3563388, 4138128, 4751184, 5345082, 7126776, 8017623, 10690164, 14253552, 16035246, 21380328, 32070492, 42760656, 64140984, 128281968]

約数ペア:

[(1, 128281968), (2, 64140984), (3, 42760656), (4, 32070492), (6, 21380328), (8, 16035246), (9, 14253552), (12, 10690164), (16, 8017623), (18, 7126776), (24, 5345082), (27, 4751184), (31, 4138128), (36, 3563388), (48, 2672541), (54, 2375592), (62, 2069064), (72, 1781694), (81, 1583728), (93, 1379376), (103, 1245456), (108, 1187796), (124, 1034532), (144, 890847), (162, 791864), (186, 689688), (206, 622728), (216, 593898), (248, 517266), (279, 459792), (309, 415152), (324, 395932), (372, 344844), (412, 311364), (432, 296949), (496, 258633), (558, 229896), (618, 207576), (648, 197966), (744, 172422), (824, 155682), (837, 153264), (927, 138384), (961, 133488), (1116, 114948), (1236, 103788), (1296, 98983), (1488, 86211), (1648, 77841), (1674, 76632), (1854, 69192), (1922, 66744), (2232, 57474), (2472, 51894), (2511, 51088), (2781, 46128), (2883, 44496), (3193, 40176), (3348, 38316), (3708, 34596), (3844, 33372), (4464, 28737), (4944, 25947), (5022, 25544), (5562, 23064), (5766, 22248), (6386, 20088), (6696, 19158), (7416, 17298), (7688, 16686), (8343, 15376), (8649, 14832), (9579, 13392), (10044, 12772), (11124, 11532)]