1978308864

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{122663}}^1$

素因数の和:122692

約数の個数: 108

約数和(自身を含む): 6518855616

約数和(自身を除く): 4540546752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 122663, 245326, 367989, 490652, 735978, 858641, 981304, 1103967, 1471956, 1717282, 1962608, 2207934, 2575923, 2943912, 3434564, 3925216, 4415868, 5151846, 5887824, 6869128, 7727769, 7850432, 8831736, 10303692, 11775648, 13738256, 15455538, 15700864, 17663472, 20607384, 23551296, 27476512, 30911076, 31401728, 35326944, 41214768, 47102592, 54953024, 61822152, 70653888, 82429536, 94205184, 109906048, 123644304, 141307776, 164859072, 219812096, 247288608, 282615552, 329718144, 494577216, 659436288, 989154432, 1978308864]

約数ペア:

[(1, 1978308864), (2, 989154432), (3, 659436288), (4, 494577216), (6, 329718144), (7, 282615552), (8, 247288608), (9, 219812096), (12, 164859072), (14, 141307776), (16, 123644304), (18, 109906048), (21, 94205184), (24, 82429536), (28, 70653888), (32, 61822152), (36, 54953024), (42, 47102592), (48, 41214768), (56, 35326944), (63, 31401728), (64, 30911076), (72, 27476512), (84, 23551296), (96, 20607384), (112, 17663472), (126, 15700864), (128, 15455538), (144, 13738256), (168, 11775648), (192, 10303692), (224, 8831736), (252, 7850432), (256, 7727769), (288, 6869128), (336, 5887824), (384, 5151846), (448, 4415868), (504, 3925216), (576, 3434564), (672, 2943912), (768, 2575923), (896, 2207934), (1008, 1962608), (1152, 1717282), (1344, 1471956), (1792, 1103967), (2016, 981304), (2304, 858641), (2688, 735978), (4032, 490652), (5376, 367989), (8064, 245326), (16128, 122663)]