81927216

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:728

約数の個数: 180

約数和(自身を含む): 282818952

約数和(自身を除く): 200891736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 49, 51, 56, 63, 68, 72, 84, 98, 102, 112, 119, 126, 136, 144, 147, 153, 168, 196, 204, 238, 252, 272, 294, 306, 336, 357, 392, 408, 441, 476, 504, 588, 612, 683, 714, 784, 816, 833, 882, 952, 1008, 1071, 1176, 1224, 1366, 1428, 1666, 1764, 1904, 2049, 2142, 2352, 2448, 2499, 2732, 2856, 3332, 3528, 4098, 4284, 4781, 4998, 5464, 5712, 6147, 6664, 7056, 7497, 8196, 8568, 9562, 9996, 10928, 11611, 12294, 13328, 14343, 14994, 16392, 17136, 19124, 19992, 23222, 24588, 28686, 29988, 32784, 33467, 34833, 38248, 39984, 43029, 46444, 49176, 57372, 59976, 66934, 69666, 76496, 81277, 86058, 92888, 98352, 100401, 104499, 114744, 119952, 133868, 139332, 162554, 172116, 185776, 200802, 208998, 229488, 243831, 267736, 278664, 301203, 325108, 344232, 401604, 417996, 487662, 535472, 557328, 568939, 602406, 650216, 688464, 731493, 803208, 835992, 975324, 1137878, 1204812, 1300432, 1462986, 1606416, 1671984, 1706817, 1950648, 2275756, 2409624, 2925972, 3413634, 3901296, 4551512, 4819248, 5120451, 5851944, 6827268, 9103024, 10240902, 11703888, 13654536, 20481804, 27309072, 40963608, 81927216]

約数ペア:

[(1, 81927216), (2, 40963608), (3, 27309072), (4, 20481804), (6, 13654536), (7, 11703888), (8, 10240902), (9, 9103024), (12, 6827268), (14, 5851944), (16, 5120451), (17, 4819248), (18, 4551512), (21, 3901296), (24, 3413634), (28, 2925972), (34, 2409624), (36, 2275756), (42, 1950648), (48, 1706817), (49, 1671984), (51, 1606416), (56, 1462986), (63, 1300432), (68, 1204812), (72, 1137878), (84, 975324), (98, 835992), (102, 803208), (112, 731493), (119, 688464), (126, 650216), (136, 602406), (144, 568939), (147, 557328), (153, 535472), (168, 487662), (196, 417996), (204, 401604), (238, 344232), (252, 325108), (272, 301203), (294, 278664), (306, 267736), (336, 243831), (357, 229488), (392, 208998), (408, 200802), (441, 185776), (476, 172116), (504, 162554), (588, 139332), (612, 133868), (683, 119952), (714, 114744), (784, 104499), (816, 100401), (833, 98352), (882, 92888), (952, 86058), (1008, 81277), (1071, 76496), (1176, 69666), (1224, 66934), (1366, 59976), (1428, 57372), (1666, 49176), (1764, 46444), (1904, 43029), (2049, 39984), (2142, 38248), (2352, 34833), (2448, 33467), (2499, 32784), (2732, 29988), (2856, 28686), (3332, 24588), (3528, 23222), (4098, 19992), (4284, 19124), (4781, 17136), (4998, 16392), (5464, 14994), (5712, 14343), (6147, 13328), (6664, 12294), (7056, 11611), (7497, 10928), (8196, 9996), (8568, 9562)]