81339696

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 243734400

約数和(自身を除く): 162394704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 149, 153, 204, 223, 272, 298, 306, 408, 446, 447, 596, 612, 669, 816, 892, 894, 1192, 1224, 1338, 1341, 1784, 1788, 2007, 2384, 2448, 2533, 2676, 2682, 3568, 3576, 3791, 4014, 5066, 5352, 5364, 7152, 7582, 7599, 8028, 10132, 10704, 10728, 11373, 15164, 15198, 16056, 20264, 21456, 22746, 22797, 30328, 30396, 32112, 33227, 34119, 40528, 45492, 45594, 60656, 60792, 66454, 68238, 90984, 91188, 99681, 121584, 132908, 136476, 181968, 182376, 199362, 265816, 272952, 299043, 364752, 398724, 531632, 545904, 564859, 598086, 797448, 1129718, 1196172, 1594896, 1694577, 2259436, 2392344, 3389154, 4518872, 4784688, 5083731, 6778308, 9037744, 10167462, 13556616, 20334924, 27113232, 40669848, 81339696]

約数ペア:

[(1, 81339696), (2, 40669848), (3, 27113232), (4, 20334924), (6, 13556616), (8, 10167462), (9, 9037744), (12, 6778308), (16, 5083731), (17, 4784688), (18, 4518872), (24, 3389154), (34, 2392344), (36, 2259436), (48, 1694577), (51, 1594896), (68, 1196172), (72, 1129718), (102, 797448), (136, 598086), (144, 564859), (149, 545904), (153, 531632), (204, 398724), (223, 364752), (272, 299043), (298, 272952), (306, 265816), (408, 199362), (446, 182376), (447, 181968), (596, 136476), (612, 132908), (669, 121584), (816, 99681), (892, 91188), (894, 90984), (1192, 68238), (1224, 66454), (1338, 60792), (1341, 60656), (1784, 45594), (1788, 45492), (2007, 40528), (2384, 34119), (2448, 33227), (2533, 32112), (2676, 30396), (2682, 30328), (3568, 22797), (3576, 22746), (3791, 21456), (4014, 20264), (5066, 16056), (5352, 15198), (5364, 15164), (7152, 11373), (7582, 10728), (7599, 10704), (8028, 10132)]