219901696

素因数分解:

$2^8\times 7^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 108

約数和(自身を含む): 521228176

約数和(自身を除く): 301326480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 73, 82, 112, 128, 146, 164, 224, 256, 287, 292, 328, 448, 511, 574, 584, 656, 896, 1022, 1148, 1168, 1312, 1681, 1792, 2044, 2296, 2336, 2624, 2993, 3362, 4088, 4592, 4672, 5248, 5986, 6724, 8176, 9184, 9344, 10496, 11767, 11972, 13448, 16352, 18368, 18688, 20951, 23534, 23944, 26896, 32704, 36736, 41902, 47068, 47888, 53792, 65408, 73472, 83804, 94136, 95776, 107584, 122713, 130816, 167608, 188272, 191552, 215168, 245426, 335216, 376544, 383104, 430336, 490852, 670432, 753088, 766208, 858991, 981704, 1340864, 1506176, 1717982, 1963408, 2681728, 3012352, 3435964, 3926816, 5363456, 6871928, 7853632, 13743856, 15707264, 27487712, 31414528, 54975424, 109950848, 219901696]

約数ペア:

[(1, 219901696), (2, 109950848), (4, 54975424), (7, 31414528), (8, 27487712), (14, 15707264), (16, 13743856), (28, 7853632), (32, 6871928), (41, 5363456), (56, 3926816), (64, 3435964), (73, 3012352), (82, 2681728), (112, 1963408), (128, 1717982), (146, 1506176), (164, 1340864), (224, 981704), (256, 858991), (287, 766208), (292, 753088), (328, 670432), (448, 490852), (511, 430336), (574, 383104), (584, 376544), (656, 335216), (896, 245426), (1022, 215168), (1148, 191552), (1168, 188272), (1312, 167608), (1681, 130816), (1792, 122713), (2044, 107584), (2296, 95776), (2336, 94136), (2624, 83804), (2993, 73472), (3362, 65408), (4088, 53792), (4592, 47888), (4672, 47068), (5248, 41902), (5986, 36736), (6724, 32704), (8176, 26896), (9184, 23944), (9344, 23534), (10496, 20951), (11767, 18688), (11972, 18368), (13448, 16352)]