81029718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 245306880

約数和(自身を除く): 164277162

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 19, 21, 22, 33, 34, 38, 42, 51, 57, 63, 66, 77, 99, 102, 114, 119, 126, 133, 153, 154, 171, 181, 187, 198, 209, 231, 238, 266, 306, 323, 342, 357, 362, 374, 399, 418, 462, 543, 561, 627, 646, 693, 714, 798, 969, 1071, 1086, 1122, 1197, 1254, 1267, 1309, 1386, 1463, 1629, 1683, 1881, 1938, 1991, 2142, 2261, 2394, 2534, 2618, 2907, 2926, 3077, 3258, 3366, 3439, 3553, 3762, 3801, 3927, 3982, 4389, 4522, 5814, 5973, 6154, 6783, 6878, 7106, 7602, 7854, 8778, 9231, 10317, 10659, 11403, 11781, 11946, 13167, 13566, 13937, 17919, 18462, 20349, 20634, 21318, 21539, 22806, 23562, 24073, 24871, 26334, 27693, 27874, 30951, 31977, 33847, 35838, 37829, 40698, 41811, 43078, 48146, 49742, 55386, 58463, 61902, 63954, 64617, 67694, 72219, 74613, 75658, 83622, 101541, 113487, 116926, 125433, 129234, 144438, 149226, 175389, 193851, 203082, 216657, 223839, 226974, 236929, 250866, 264803, 304623, 340461, 350778, 387702, 409241, 433314, 447678, 473858, 526167, 529606, 609246, 643093, 680922, 710787, 794409, 818482, 1052334, 1227723, 1286186, 1421574, 1588818, 1929279, 2132361, 2383227, 2455446, 3683169, 3858558, 4264722, 4501651, 4766454, 5787837, 7366338, 9003302, 11575674, 13504953, 27009906, 40514859, 81029718]

約数ペア:

[(1, 81029718), (2, 40514859), (3, 27009906), (6, 13504953), (7, 11575674), (9, 9003302), (11, 7366338), (14, 5787837), (17, 4766454), (18, 4501651), (19, 4264722), (21, 3858558), (22, 3683169), (33, 2455446), (34, 2383227), (38, 2132361), (42, 1929279), (51, 1588818), (57, 1421574), (63, 1286186), (66, 1227723), (77, 1052334), (99, 818482), (102, 794409), (114, 710787), (119, 680922), (126, 643093), (133, 609246), (153, 529606), (154, 526167), (171, 473858), (181, 447678), (187, 433314), (198, 409241), (209, 387702), (231, 350778), (238, 340461), (266, 304623), (306, 264803), (323, 250866), (342, 236929), (357, 226974), (362, 223839), (374, 216657), (399, 203082), (418, 193851), (462, 175389), (543, 149226), (561, 144438), (627, 129234), (646, 125433), (693, 116926), (714, 113487), (798, 101541), (969, 83622), (1071, 75658), (1086, 74613), (1122, 72219), (1197, 67694), (1254, 64617), (1267, 63954), (1309, 61902), (1386, 58463), (1463, 55386), (1629, 49742), (1683, 48146), (1881, 43078), (1938, 41811), (1991, 40698), (2142, 37829), (2261, 35838), (2394, 33847), (2534, 31977), (2618, 30951), (2907, 27874), (2926, 27693), (3077, 26334), (3258, 24871), (3366, 24073), (3439, 23562), (3553, 22806), (3762, 21539), (3801, 21318), (3927, 20634), (3982, 20349), (4389, 18462), (4522, 17919), (5814, 13937), (5973, 13566), (6154, 13167), (6783, 11946), (6878, 11781), (7106, 11403), (7602, 10659), (7854, 10317), (8778, 9231)]