208047448

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 490291200

約数和(自身を除く): 282243752

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 41, 56, 62, 74, 79, 82, 124, 148, 158, 164, 217, 248, 259, 287, 296, 316, 328, 434, 518, 553, 574, 632, 868, 1036, 1106, 1147, 1148, 1271, 1517, 1736, 2072, 2212, 2294, 2296, 2449, 2542, 2923, 3034, 3239, 4424, 4588, 4898, 5084, 5846, 6068, 6478, 8029, 8897, 9176, 9796, 10168, 10619, 11692, 12136, 12956, 16058, 17143, 17794, 19592, 20461, 21238, 22673, 23384, 25912, 32116, 34286, 35588, 40922, 42476, 45346, 47027, 64232, 68572, 71176, 81844, 84952, 90613, 90692, 94054, 100409, 119843, 137144, 163688, 181226, 181384, 188108, 200818, 239686, 329189, 362452, 376216, 401636, 479372, 634291, 658378, 702863, 724904, 803272, 838901, 958744, 1268582, 1316756, 1405726, 1677802, 2537164, 2633512, 2811452, 3355604, 3715133, 5074328, 5622904, 6711208, 7430266, 14860532, 26005931, 29721064, 52011862, 104023724, 208047448]

約数ペア:

[(1, 208047448), (2, 104023724), (4, 52011862), (7, 29721064), (8, 26005931), (14, 14860532), (28, 7430266), (31, 6711208), (37, 5622904), (41, 5074328), (56, 3715133), (62, 3355604), (74, 2811452), (79, 2633512), (82, 2537164), (124, 1677802), (148, 1405726), (158, 1316756), (164, 1268582), (217, 958744), (248, 838901), (259, 803272), (287, 724904), (296, 702863), (316, 658378), (328, 634291), (434, 479372), (518, 401636), (553, 376216), (574, 362452), (632, 329189), (868, 239686), (1036, 200818), (1106, 188108), (1147, 181384), (1148, 181226), (1271, 163688), (1517, 137144), (1736, 119843), (2072, 100409), (2212, 94054), (2294, 90692), (2296, 90613), (2449, 84952), (2542, 81844), (2923, 71176), (3034, 68572), (3239, 64232), (4424, 47027), (4588, 45346), (4898, 42476), (5084, 40922), (5846, 35588), (6068, 34286), (6478, 32116), (8029, 25912), (8897, 23384), (9176, 22673), (9796, 21238), (10168, 20461), (10619, 19592), (11692, 17794), (12136, 17143), (12956, 16058)]