264577664

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 616896000

約数和(自身を除く): 352318336

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 47, 52, 64, 68, 94, 104, 128, 136, 188, 199, 208, 221, 272, 376, 398, 416, 442, 544, 611, 752, 796, 799, 832, 884, 1088, 1222, 1504, 1592, 1598, 1664, 1768, 2176, 2444, 2587, 3008, 3184, 3196, 3383, 3536, 4888, 5174, 6016, 6368, 6392, 6766, 7072, 9353, 9776, 10348, 10387, 12736, 12784, 13532, 14144, 18706, 19552, 20696, 20774, 25472, 25568, 27064, 28288, 37412, 39104, 41392, 41548, 43979, 51136, 54128, 74824, 78208, 82784, 83096, 87958, 102272, 108256, 121589, 149648, 159001, 165568, 166192, 175916, 216512, 243178, 299296, 318002, 331136, 332384, 351832, 433024, 486356, 598592, 636004, 664768, 703664, 972712, 1197184, 1272008, 1329536, 1407328, 1945424, 2067013, 2544016, 2814656, 3890848, 4134026, 5088032, 5629312, 7781696, 8268052, 10176064, 15563392, 16536104, 20352128, 33072208, 66144416, 132288832, 264577664]

約数ペア:

[(1, 264577664), (2, 132288832), (4, 66144416), (8, 33072208), (13, 20352128), (16, 16536104), (17, 15563392), (26, 10176064), (32, 8268052), (34, 7781696), (47, 5629312), (52, 5088032), (64, 4134026), (68, 3890848), (94, 2814656), (104, 2544016), (128, 2067013), (136, 1945424), (188, 1407328), (199, 1329536), (208, 1272008), (221, 1197184), (272, 972712), (376, 703664), (398, 664768), (416, 636004), (442, 598592), (544, 486356), (611, 433024), (752, 351832), (796, 332384), (799, 331136), (832, 318002), (884, 299296), (1088, 243178), (1222, 216512), (1504, 175916), (1592, 166192), (1598, 165568), (1664, 159001), (1768, 149648), (2176, 121589), (2444, 108256), (2587, 102272), (3008, 87958), (3184, 83096), (3196, 82784), (3383, 78208), (3536, 74824), (4888, 54128), (5174, 51136), (6016, 43979), (6368, 41548), (6392, 41392), (6766, 39104), (7072, 37412), (9353, 28288), (9776, 27064), (10348, 25568), (10387, 25472), (12736, 20774), (12784, 20696), (13532, 19552), (14144, 18706)]