251856

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:81

約数の個数: 80

約数和(自身を含む): 803520

約数和(自身を除く): 551664

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 53, 54, 66, 72, 88, 99, 106, 108, 132, 144, 159, 176, 198, 212, 216, 264, 297, 318, 396, 424, 432, 477, 528, 583, 594, 636, 792, 848, 954, 1166, 1188, 1272, 1431, 1584, 1749, 1908, 2332, 2376, 2544, 2862, 3498, 3816, 4664, 4752, 5247, 5724, 6996, 7632, 9328, 10494, 11448, 13992, 15741, 20988, 22896, 27984, 31482, 41976, 62964, 83952, 125928, 251856]

約数ペア:

[(1, 251856), (2, 125928), (3, 83952), (4, 62964), (6, 41976), (8, 31482), (9, 27984), (11, 22896), (12, 20988), (16, 15741), (18, 13992), (22, 11448), (24, 10494), (27, 9328), (33, 7632), (36, 6996), (44, 5724), (48, 5247), (53, 4752), (54, 4664), (66, 3816), (72, 3498), (88, 2862), (99, 2544), (106, 2376), (108, 2332), (132, 1908), (144, 1749), (159, 1584), (176, 1431), (198, 1272), (212, 1188), (216, 1166), (264, 954), (297, 848), (318, 792), (396, 636), (424, 594), (432, 583), (477, 528)]