199170816

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19949}}^1$

素因数の和:19981

約数の個数: 72

約数和(自身を含む): 570889200

約数和(自身を除く): 371718384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 19949, 39898, 59847, 79796, 119694, 159592, 239388, 259337, 319184, 478776, 518674, 638368, 778011, 957552, 1037348, 1276736, 1556022, 1915104, 2074696, 2553472, 3112044, 3830208, 4149392, 5106944, 6224088, 7660416, 8298784, 12448176, 15320832, 16597568, 24896352, 33195136, 49792704, 66390272, 99585408, 199170816]

約数ペア:

[(1, 199170816), (2, 99585408), (3, 66390272), (4, 49792704), (6, 33195136), (8, 24896352), (12, 16597568), (13, 15320832), (16, 12448176), (24, 8298784), (26, 7660416), (32, 6224088), (39, 5106944), (48, 4149392), (52, 3830208), (64, 3112044), (78, 2553472), (96, 2074696), (104, 1915104), (128, 1556022), (156, 1276736), (192, 1037348), (208, 957552), (256, 778011), (312, 638368), (384, 518674), (416, 478776), (624, 319184), (768, 259337), (832, 239388), (1248, 159592), (1664, 119694), (2496, 79796), (3328, 59847), (4992, 39898), (9984, 19949)]