83471080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 240226560

約数和(自身を除く): 156755480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 110, 140, 154, 164, 205, 220, 280, 287, 308, 328, 385, 410, 440, 451, 574, 616, 661, 770, 820, 902, 1148, 1322, 1435, 1540, 1640, 1804, 2255, 2296, 2644, 2870, 3080, 3157, 3305, 3608, 4510, 4627, 5288, 5740, 6314, 6610, 7271, 9020, 9254, 11480, 12628, 13220, 14542, 15785, 18040, 18508, 23135, 25256, 26440, 27101, 29084, 31570, 36355, 37016, 46270, 50897, 54202, 58168, 63140, 72710, 92540, 101794, 108404, 126280, 135505, 145420, 185080, 189707, 203588, 216808, 254485, 271010, 290840, 298111, 379414, 407176, 508970, 542020, 596222, 758828, 948535, 1017940, 1084040, 1192444, 1490555, 1517656, 1897070, 2035880, 2086777, 2384888, 2981110, 3794140, 4173554, 5962220, 7588280, 8347108, 10433885, 11924440, 16694216, 20867770, 41735540, 83471080]

約数ペア:

[(1, 83471080), (2, 41735540), (4, 20867770), (5, 16694216), (7, 11924440), (8, 10433885), (10, 8347108), (11, 7588280), (14, 5962220), (20, 4173554), (22, 3794140), (28, 2981110), (35, 2384888), (40, 2086777), (41, 2035880), (44, 1897070), (55, 1517656), (56, 1490555), (70, 1192444), (77, 1084040), (82, 1017940), (88, 948535), (110, 758828), (140, 596222), (154, 542020), (164, 508970), (205, 407176), (220, 379414), (280, 298111), (287, 290840), (308, 271010), (328, 254485), (385, 216808), (410, 203588), (440, 189707), (451, 185080), (574, 145420), (616, 135505), (661, 126280), (770, 108404), (820, 101794), (902, 92540), (1148, 72710), (1322, 63140), (1435, 58168), (1540, 54202), (1640, 50897), (1804, 46270), (2255, 37016), (2296, 36355), (2644, 31570), (2870, 29084), (3080, 27101), (3157, 26440), (3305, 25256), (3608, 23135), (4510, 18508), (4627, 18040), (5288, 15785), (5740, 14542), (6314, 13220), (6610, 12628), (7271, 11480), (9020, 9254)]