1292820256

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 3281886720

約数和(自身を除く): 1989066464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 71, 74, 91, 104, 112, 142, 148, 169, 182, 208, 224, 259, 284, 296, 338, 364, 416, 481, 497, 518, 568, 592, 676, 728, 923, 962, 994, 1036, 1136, 1183, 1184, 1352, 1456, 1846, 1924, 1988, 2072, 2197, 2272, 2366, 2627, 2704, 2912, 3367, 3692, 3848, 3976, 4144, 4394, 4732, 5254, 5408, 6253, 6461, 6734, 7384, 7696, 7952, 8288, 8788, 9464, 10508, 11999, 12506, 12922, 13468, 14768, 15379, 15392, 15904, 17576, 18389, 18928, 21016, 23998, 25012, 25844, 26936, 29536, 30758, 34151, 35152, 36778, 37856, 42032, 43771, 47996, 50024, 51688, 53872, 61516, 68302, 70304, 73556, 81289, 83993, 84064, 87542, 95992, 100048, 103376, 107744, 123032, 136604, 147112, 155987, 162578, 167986, 175084, 191984, 200096, 206752, 239057, 246064, 273208, 294224, 311974, 325156, 335972, 350168, 383968, 443963, 478114, 492128, 546416, 569023, 588448, 623948, 650312, 671944, 700336, 887926, 956228, 1091909, 1092832, 1138046, 1247896, 1300624, 1343888, 1400672, 1775852, 1912456, 2183818, 2276092, 2495792, 2601248, 2687776, 3107741, 3551704, 3824912, 4367636, 4552184, 4991584, 5771519, 6215482, 7103408, 7649824, 8735272, 9104368, 11543038, 12430964, 14206816, 17470544, 18208736, 23086076, 24861928, 34941088, 40400633, 46172152, 49723856, 80801266, 92344304, 99447712, 161602532, 184688608, 323205064, 646410128, 1292820256]

約数ペア:

[(1, 1292820256), (2, 646410128), (4, 323205064), (7, 184688608), (8, 161602532), (13, 99447712), (14, 92344304), (16, 80801266), (26, 49723856), (28, 46172152), (32, 40400633), (37, 34941088), (52, 24861928), (56, 23086076), (71, 18208736), (74, 17470544), (91, 14206816), (104, 12430964), (112, 11543038), (142, 9104368), (148, 8735272), (169, 7649824), (182, 7103408), (208, 6215482), (224, 5771519), (259, 4991584), (284, 4552184), (296, 4367636), (338, 3824912), (364, 3551704), (416, 3107741), (481, 2687776), (497, 2601248), (518, 2495792), (568, 2276092), (592, 2183818), (676, 1912456), (728, 1775852), (923, 1400672), (962, 1343888), (994, 1300624), (1036, 1247896), (1136, 1138046), (1183, 1092832), (1184, 1091909), (1352, 956228), (1456, 887926), (1846, 700336), (1924, 671944), (1988, 650312), (2072, 623948), (2197, 588448), (2272, 569023), (2366, 546416), (2627, 492128), (2704, 478114), (2912, 443963), (3367, 383968), (3692, 350168), (3848, 335972), (3976, 325156), (4144, 311974), (4394, 294224), (4732, 273208), (5254, 246064), (5408, 239057), (6253, 206752), (6461, 200096), (6734, 191984), (7384, 175084), (7696, 167986), (7952, 162578), (8288, 155987), (8788, 147112), (9464, 136604), (10508, 123032), (11999, 107744), (12506, 103376), (12922, 100048), (13468, 95992), (14768, 87542), (15379, 84064), (15392, 83993), (15904, 81289), (17576, 73556), (18389, 70304), (18928, 68302), (21016, 61516), (23998, 53872), (25012, 51688), (25844, 50024), (26936, 47996), (29536, 43771), (30758, 42032), (34151, 37856), (35152, 36778)]