81969408

素因数分解:

$2^8\times 3^4\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 180

約数和(自身を含む): 252270480

約数和(自身を除く): 170301072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 64, 67, 72, 81, 96, 108, 118, 128, 134, 144, 162, 177, 192, 201, 216, 236, 256, 268, 288, 324, 354, 384, 402, 432, 472, 531, 536, 576, 603, 648, 708, 768, 804, 864, 944, 1062, 1072, 1152, 1206, 1296, 1416, 1593, 1608, 1728, 1809, 1888, 2124, 2144, 2304, 2412, 2592, 2832, 3186, 3216, 3456, 3618, 3776, 3953, 4248, 4288, 4779, 4824, 5184, 5427, 5664, 6372, 6432, 6912, 7236, 7552, 7906, 8496, 8576, 9558, 9648, 10368, 10854, 11328, 11859, 12744, 12864, 14472, 15104, 15812, 16992, 17152, 19116, 19296, 20736, 21708, 22656, 23718, 25488, 25728, 28944, 31624, 33984, 35577, 38232, 38592, 43416, 45312, 47436, 50976, 51456, 57888, 63248, 67968, 71154, 76464, 77184, 86832, 94872, 101952, 106731, 115776, 126496, 135936, 142308, 152928, 154368, 173664, 189744, 203904, 213462, 231552, 252992, 284616, 305856, 320193, 347328, 379488, 407808, 426924, 463104, 505984, 569232, 611712, 640386, 694656, 758976, 853848, 1011968, 1138464, 1223424, 1280772, 1389312, 1517952, 1707696, 2276928, 2561544, 3035904, 3415392, 4553856, 5123088, 6830784, 9107712, 10246176, 13661568, 20492352, 27323136, 40984704, 81969408]

約数ペア:

[(1, 81969408), (2, 40984704), (3, 27323136), (4, 20492352), (6, 13661568), (8, 10246176), (9, 9107712), (12, 6830784), (16, 5123088), (18, 4553856), (24, 3415392), (27, 3035904), (32, 2561544), (36, 2276928), (48, 1707696), (54, 1517952), (59, 1389312), (64, 1280772), (67, 1223424), (72, 1138464), (81, 1011968), (96, 853848), (108, 758976), (118, 694656), (128, 640386), (134, 611712), (144, 569232), (162, 505984), (177, 463104), (192, 426924), (201, 407808), (216, 379488), (236, 347328), (256, 320193), (268, 305856), (288, 284616), (324, 252992), (354, 231552), (384, 213462), (402, 203904), (432, 189744), (472, 173664), (531, 154368), (536, 152928), (576, 142308), (603, 135936), (648, 126496), (708, 115776), (768, 106731), (804, 101952), (864, 94872), (944, 86832), (1062, 77184), (1072, 76464), (1152, 71154), (1206, 67968), (1296, 63248), (1416, 57888), (1593, 51456), (1608, 50976), (1728, 47436), (1809, 45312), (1888, 43416), (2124, 38592), (2144, 38232), (2304, 35577), (2412, 33984), (2592, 31624), (2832, 28944), (3186, 25728), (3216, 25488), (3456, 23718), (3618, 22656), (3776, 21708), (3953, 20736), (4248, 19296), (4288, 19116), (4779, 17152), (4824, 16992), (5184, 15812), (5427, 15104), (5664, 14472), (6372, 12864), (6432, 12744), (6912, 11859), (7236, 11328), (7552, 10854), (7906, 10368), (8496, 9648), (8576, 9558)]