428642676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:914

約数の個数: 144

約数和(自身を含む): 1358622720

約数和(自身を除く): 929980044

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 239, 252, 308, 396, 462, 478, 647, 693, 717, 924, 956, 1294, 1386, 1434, 1673, 1941, 2151, 2588, 2629, 2772, 2868, 3346, 3882, 4302, 4529, 5019, 5258, 5823, 6692, 7117, 7764, 7887, 8604, 9058, 10038, 10516, 11646, 13587, 14234, 15057, 15774, 18116, 18403, 20076, 21351, 23292, 23661, 27174, 28468, 30114, 31548, 36806, 40761, 42702, 47322, 49819, 54348, 55209, 60228, 64053, 73612, 81522, 85404, 94644, 99638, 110418, 128106, 149457, 154633, 163044, 165627, 199276, 220836, 256212, 298914, 309266, 331254, 448371, 463899, 597828, 618532, 662508, 896742, 927798, 1082431, 1391697, 1700963, 1793484, 1855596, 2164862, 2783394, 3247293, 3401926, 4329724, 5102889, 5566788, 6494586, 6803852, 9741879, 10205778, 11906741, 12989172, 15308667, 19483758, 20411556, 23813482, 30617334, 35720223, 38967516, 47626964, 61234668, 71440446, 107160669, 142880892, 214321338, 428642676]

約数ペア:

[(1, 428642676), (2, 214321338), (3, 142880892), (4, 107160669), (6, 71440446), (7, 61234668), (9, 47626964), (11, 38967516), (12, 35720223), (14, 30617334), (18, 23813482), (21, 20411556), (22, 19483758), (28, 15308667), (33, 12989172), (36, 11906741), (42, 10205778), (44, 9741879), (63, 6803852), (66, 6494586), (77, 5566788), (84, 5102889), (99, 4329724), (126, 3401926), (132, 3247293), (154, 2783394), (198, 2164862), (231, 1855596), (239, 1793484), (252, 1700963), (308, 1391697), (396, 1082431), (462, 927798), (478, 896742), (647, 662508), (693, 618532), (717, 597828), (924, 463899), (956, 448371), (1294, 331254), (1386, 309266), (1434, 298914), (1673, 256212), (1941, 220836), (2151, 199276), (2588, 165627), (2629, 163044), (2772, 154633), (2868, 149457), (3346, 128106), (3882, 110418), (4302, 99638), (4529, 94644), (5019, 85404), (5258, 81522), (5823, 73612), (6692, 64053), (7117, 60228), (7764, 55209), (7887, 54348), (8604, 49819), (9058, 47322), (10038, 42702), (10516, 40761), (11646, 36806), (13587, 31548), (14234, 30114), (15057, 28468), (15774, 27174), (18116, 23661), (18403, 23292), (20076, 21351)]