205395456

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{2729}}^1$

素因数の和:2764

約数の個数: 120

約数和(自身を含む): 636756120

約数和(自身を除く): 431360664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 512, 588, 672, 768, 784, 896, 1176, 1344, 1536, 1568, 1792, 2352, 2688, 2729, 3136, 3584, 4704, 5376, 5458, 6272, 8187, 9408, 10752, 10916, 12544, 16374, 18816, 19103, 21832, 25088, 32748, 37632, 38206, 43664, 57309, 65496, 75264, 76412, 87328, 114618, 130992, 133721, 152824, 174656, 229236, 261984, 267442, 305648, 349312, 401163, 458472, 523968, 534884, 611296, 698624, 802326, 916944, 1047936, 1069768, 1222592, 1397248, 1604652, 1833888, 2095872, 2139536, 2445184, 3209304, 3667776, 4191744, 4279072, 4890368, 6418608, 7335552, 8558144, 9780736, 12837216, 14671104, 17116288, 25674432, 29342208, 34232576, 51348864, 68465152, 102697728, 205395456]

約数ペア:

[(1, 205395456), (2, 102697728), (3, 68465152), (4, 51348864), (6, 34232576), (7, 29342208), (8, 25674432), (12, 17116288), (14, 14671104), (16, 12837216), (21, 9780736), (24, 8558144), (28, 7335552), (32, 6418608), (42, 4890368), (48, 4279072), (49, 4191744), (56, 3667776), (64, 3209304), (84, 2445184), (96, 2139536), (98, 2095872), (112, 1833888), (128, 1604652), (147, 1397248), (168, 1222592), (192, 1069768), (196, 1047936), (224, 916944), (256, 802326), (294, 698624), (336, 611296), (384, 534884), (392, 523968), (448, 458472), (512, 401163), (588, 349312), (672, 305648), (768, 267442), (784, 261984), (896, 229236), (1176, 174656), (1344, 152824), (1536, 133721), (1568, 130992), (1792, 114618), (2352, 87328), (2688, 76412), (2729, 75264), (3136, 65496), (3584, 57309), (4704, 43664), (5376, 38206), (5458, 37632), (6272, 32748), (8187, 25088), (9408, 21832), (10752, 19103), (10916, 18816), (12544, 16374)]