81039816

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1$

素因数の和:516

約数の個数: 192

約数和(自身を含む): 273611520

約数和(自身を除く): 192571704

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 17, 18, 22, 24, 26, 33, 34, 36, 39, 44, 51, 52, 66, 68, 72, 78, 88, 99, 102, 104, 117, 132, 136, 143, 153, 156, 187, 198, 204, 221, 234, 264, 286, 306, 312, 374, 396, 408, 429, 442, 463, 468, 561, 572, 612, 663, 748, 792, 858, 884, 926, 936, 1122, 1144, 1224, 1287, 1326, 1389, 1496, 1683, 1716, 1768, 1852, 1989, 2244, 2431, 2574, 2652, 2778, 3366, 3432, 3704, 3978, 4167, 4488, 4862, 5093, 5148, 5304, 5556, 6019, 6732, 7293, 7871, 7956, 8334, 9724, 10186, 10296, 11112, 12038, 13464, 14586, 15279, 15742, 15912, 16668, 18057, 19448, 20372, 21879, 23613, 24076, 29172, 30558, 31484, 33336, 36114, 40744, 43758, 45837, 47226, 48152, 54171, 58344, 61116, 62968, 66209, 70839, 72228, 86581, 87516, 91674, 94452, 102323, 108342, 122232, 132418, 141678, 144456, 173162, 175032, 183348, 188904, 198627, 204646, 216684, 259743, 264836, 283356, 306969, 346324, 366696, 397254, 409292, 433368, 519486, 529672, 566712, 595881, 613938, 692648, 779229, 794508, 818584, 920907, 1038972, 1125553, 1191762, 1227876, 1558458, 1589016, 1841814, 2077944, 2251106, 2383524, 2455752, 3116916, 3376659, 3683628, 4502212, 4767048, 6233832, 6753318, 7367256, 9004424, 10129977, 13506636, 20259954, 27013272, 40519908, 81039816]

約数ペア:

[(1, 81039816), (2, 40519908), (3, 27013272), (4, 20259954), (6, 13506636), (8, 10129977), (9, 9004424), (11, 7367256), (12, 6753318), (13, 6233832), (17, 4767048), (18, 4502212), (22, 3683628), (24, 3376659), (26, 3116916), (33, 2455752), (34, 2383524), (36, 2251106), (39, 2077944), (44, 1841814), (51, 1589016), (52, 1558458), (66, 1227876), (68, 1191762), (72, 1125553), (78, 1038972), (88, 920907), (99, 818584), (102, 794508), (104, 779229), (117, 692648), (132, 613938), (136, 595881), (143, 566712), (153, 529672), (156, 519486), (187, 433368), (198, 409292), (204, 397254), (221, 366696), (234, 346324), (264, 306969), (286, 283356), (306, 264836), (312, 259743), (374, 216684), (396, 204646), (408, 198627), (429, 188904), (442, 183348), (463, 175032), (468, 173162), (561, 144456), (572, 141678), (612, 132418), (663, 122232), (748, 108342), (792, 102323), (858, 94452), (884, 91674), (926, 87516), (936, 86581), (1122, 72228), (1144, 70839), (1224, 66209), (1287, 62968), (1326, 61116), (1389, 58344), (1496, 54171), (1683, 48152), (1716, 47226), (1768, 45837), (1852, 43758), (1989, 40744), (2244, 36114), (2431, 33336), (2574, 31484), (2652, 30558), (2778, 29172), (3366, 24076), (3432, 23613), (3704, 21879), (3978, 20372), (4167, 19448), (4488, 18057), (4862, 16668), (5093, 15912), (5148, 15742), (5304, 15279), (5556, 14586), (6019, 13464), (6732, 12038), (7293, 11112), (7871, 10296), (7956, 10186), (8334, 9724)]