261891552

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1213}}^1$

素因数の和:1412

約数の個数: 96

約数和(自身を含む): 745240608

約数和(自身を除く): 483349056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 173, 208, 312, 346, 416, 519, 624, 692, 1038, 1213, 1248, 1384, 2076, 2249, 2426, 2768, 3639, 4152, 4498, 4852, 5536, 6747, 7278, 8304, 8996, 9704, 13494, 14556, 15769, 16608, 17992, 19408, 26988, 29112, 31538, 35984, 38816, 47307, 53976, 58224, 63076, 71968, 94614, 107952, 116448, 126152, 189228, 209849, 215904, 252304, 378456, 419698, 504608, 629547, 756912, 839396, 1259094, 1513824, 1678792, 2518188, 2728037, 3357584, 5036376, 5456074, 6715168, 8184111, 10072752, 10912148, 16368222, 20145504, 21824296, 32736444, 43648592, 65472888, 87297184, 130945776, 261891552]

約数ペア:

[(1, 261891552), (2, 130945776), (3, 87297184), (4, 65472888), (6, 43648592), (8, 32736444), (12, 21824296), (13, 20145504), (16, 16368222), (24, 10912148), (26, 10072752), (32, 8184111), (39, 6715168), (48, 5456074), (52, 5036376), (78, 3357584), (96, 2728037), (104, 2518188), (156, 1678792), (173, 1513824), (208, 1259094), (312, 839396), (346, 756912), (416, 629547), (519, 504608), (624, 419698), (692, 378456), (1038, 252304), (1213, 215904), (1248, 209849), (1384, 189228), (2076, 126152), (2249, 116448), (2426, 107952), (2768, 94614), (3639, 71968), (4152, 63076), (4498, 58224), (4852, 53976), (5536, 47307), (6747, 38816), (7278, 35984), (8304, 31538), (8996, 29112), (9704, 26988), (13494, 19408), (14556, 17992), (15769, 16608)]