81464832

素因数分解:

$2^9\times 3^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 160

約数和(自身を含む): 247484160

約数和(自身を除く): 166019328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 83, 96, 108, 128, 142, 144, 166, 192, 213, 216, 249, 256, 284, 288, 332, 384, 426, 432, 498, 512, 568, 576, 639, 664, 747, 768, 852, 864, 996, 1136, 1152, 1278, 1328, 1494, 1536, 1704, 1728, 1917, 1992, 2241, 2272, 2304, 2556, 2656, 2988, 3408, 3456, 3834, 3984, 4482, 4544, 4608, 5112, 5312, 5893, 5976, 6816, 6912, 7668, 7968, 8964, 9088, 10224, 10624, 11786, 11952, 13632, 13824, 15336, 15936, 17679, 17928, 18176, 20448, 21248, 23572, 23904, 27264, 30672, 31872, 35358, 35856, 36352, 40896, 42496, 47144, 47808, 53037, 54528, 61344, 63744, 70716, 71712, 81792, 94288, 95616, 106074, 109056, 122688, 127488, 141432, 143424, 159111, 163584, 188576, 191232, 212148, 245376, 282864, 286848, 318222, 327168, 377152, 382464, 424296, 490752, 565728, 573696, 636444, 754304, 848592, 981504, 1131456, 1147392, 1272888, 1508608, 1697184, 2262912, 2545776, 3017216, 3394368, 4525824, 5091552, 6788736, 9051648, 10183104, 13577472, 20366208, 27154944, 40732416, 81464832]

約数ペア:

[(1, 81464832), (2, 40732416), (3, 27154944), (4, 20366208), (6, 13577472), (8, 10183104), (9, 9051648), (12, 6788736), (16, 5091552), (18, 4525824), (24, 3394368), (27, 3017216), (32, 2545776), (36, 2262912), (48, 1697184), (54, 1508608), (64, 1272888), (71, 1147392), (72, 1131456), (83, 981504), (96, 848592), (108, 754304), (128, 636444), (142, 573696), (144, 565728), (166, 490752), (192, 424296), (213, 382464), (216, 377152), (249, 327168), (256, 318222), (284, 286848), (288, 282864), (332, 245376), (384, 212148), (426, 191232), (432, 188576), (498, 163584), (512, 159111), (568, 143424), (576, 141432), (639, 127488), (664, 122688), (747, 109056), (768, 106074), (852, 95616), (864, 94288), (996, 81792), (1136, 71712), (1152, 70716), (1278, 63744), (1328, 61344), (1494, 54528), (1536, 53037), (1704, 47808), (1728, 47144), (1917, 42496), (1992, 40896), (2241, 36352), (2272, 35856), (2304, 35358), (2556, 31872), (2656, 30672), (2988, 27264), (3408, 23904), (3456, 23572), (3834, 21248), (3984, 20448), (4482, 18176), (4544, 17928), (4608, 17679), (5112, 15936), (5312, 15336), (5893, 13824), (5976, 13632), (6816, 11952), (6912, 11786), (7668, 10624), (7968, 10224), (8964, 9088)]