257019672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{859}}^1$

素因数の和:1025

約数の個数: 128

約数和(自身を含む): 797529600

約数和(自身を除く): 540509928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 137, 156, 168, 182, 273, 274, 312, 364, 411, 546, 548, 728, 822, 859, 959, 1092, 1096, 1644, 1718, 1781, 1918, 2184, 2577, 2877, 3288, 3436, 3562, 3836, 5154, 5343, 5754, 6013, 6872, 7124, 7672, 10308, 10686, 11167, 11508, 12026, 12467, 14248, 18039, 20616, 21372, 22334, 23016, 24052, 24934, 33501, 36078, 37401, 42744, 44668, 48104, 49868, 67002, 72156, 74802, 78169, 89336, 99736, 117683, 134004, 144312, 149604, 156338, 234507, 235366, 268008, 299208, 312676, 353049, 469014, 470732, 625352, 706098, 823781, 938028, 941464, 1412196, 1529879, 1647562, 1876056, 2471343, 2824392, 3059758, 3295124, 4589637, 4942686, 6119516, 6590248, 9179274, 9885372, 10709153, 12239032, 18358548, 19770744, 21418306, 32127459, 36717096, 42836612, 64254918, 85673224, 128509836, 257019672]

約数ペア:

[(1, 257019672), (2, 128509836), (3, 85673224), (4, 64254918), (6, 42836612), (7, 36717096), (8, 32127459), (12, 21418306), (13, 19770744), (14, 18358548), (21, 12239032), (24, 10709153), (26, 9885372), (28, 9179274), (39, 6590248), (42, 6119516), (52, 4942686), (56, 4589637), (78, 3295124), (84, 3059758), (91, 2824392), (104, 2471343), (137, 1876056), (156, 1647562), (168, 1529879), (182, 1412196), (273, 941464), (274, 938028), (312, 823781), (364, 706098), (411, 625352), (546, 470732), (548, 469014), (728, 353049), (822, 312676), (859, 299208), (959, 268008), (1092, 235366), (1096, 234507), (1644, 156338), (1718, 149604), (1781, 144312), (1918, 134004), (2184, 117683), (2577, 99736), (2877, 89336), (3288, 78169), (3436, 74802), (3562, 72156), (3836, 67002), (5154, 49868), (5343, 48104), (5754, 44668), (6013, 42744), (6872, 37401), (7124, 36078), (7672, 33501), (10308, 24934), (10686, 24052), (11167, 23016), (11508, 22334), (12026, 21372), (12467, 20616), (14248, 18039)]