91971880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2297}}^1$

素因数の和:2339

約数の個数: 128

約数和(自身を含む): 277966080

約数和(自身を除く): 185994200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2297, 2860, 3080, 3640, 4004, 4594, 5005, 5720, 8008, 9188, 10010, 11485, 16079, 18376, 20020, 22970, 25267, 29861, 32158, 40040, 45940, 50534, 59722, 64316, 80395, 91880, 101068, 119444, 126335, 128632, 149305, 160790, 176869, 202136, 209027, 238888, 252670, 298610, 321580, 328471, 353738, 418054, 505340, 597220, 643160, 656942, 707476, 836108, 884345, 1010680, 1045135, 1194440, 1313884, 1414952, 1642355, 1672216, 1768690, 2090270, 2299297, 2627768, 3284710, 3537380, 4180540, 4598594, 6569420, 7074760, 8361080, 9197188, 11496485, 13138840, 18394376, 22992970, 45985940, 91971880]

約数ペア:

[(1, 91971880), (2, 45985940), (4, 22992970), (5, 18394376), (7, 13138840), (8, 11496485), (10, 9197188), (11, 8361080), (13, 7074760), (14, 6569420), (20, 4598594), (22, 4180540), (26, 3537380), (28, 3284710), (35, 2627768), (40, 2299297), (44, 2090270), (52, 1768690), (55, 1672216), (56, 1642355), (65, 1414952), (70, 1313884), (77, 1194440), (88, 1045135), (91, 1010680), (104, 884345), (110, 836108), (130, 707476), (140, 656942), (143, 643160), (154, 597220), (182, 505340), (220, 418054), (260, 353738), (280, 328471), (286, 321580), (308, 298610), (364, 252670), (385, 238888), (440, 209027), (455, 202136), (520, 176869), (572, 160790), (616, 149305), (715, 128632), (728, 126335), (770, 119444), (910, 101068), (1001, 91880), (1144, 80395), (1430, 64316), (1540, 59722), (1820, 50534), (2002, 45940), (2297, 40040), (2860, 32158), (3080, 29861), (3640, 25267), (4004, 22970), (4594, 20020), (5005, 18376), (5720, 16079), (8008, 11485), (9188, 10010)]