199919808

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:395

約数の個数: 168

約数和(自身を含む): 632399040

約数和(自身を除く): 432479232

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 132, 139, 144, 176, 192, 198, 227, 264, 278, 288, 352, 396, 417, 454, 528, 556, 576, 681, 704, 792, 834, 908, 1056, 1112, 1251, 1362, 1529, 1584, 1668, 1816, 2043, 2112, 2224, 2497, 2502, 2724, 3058, 3168, 3336, 3632, 4086, 4448, 4587, 4994, 5004, 5448, 6116, 6336, 6672, 7264, 7491, 8172, 8896, 9174, 9988, 10008, 10896, 12232, 13344, 13761, 14528, 14982, 16344, 18348, 19976, 20016, 21792, 22473, 24464, 26688, 27522, 29964, 31553, 32688, 36696, 39952, 40032, 43584, 44946, 48928, 55044, 59928, 63106, 65376, 73392, 79904, 80064, 89892, 94659, 97856, 110088, 119856, 126212, 130752, 146784, 159808, 179784, 189318, 220176, 239712, 252424, 283977, 293568, 347083, 359568, 378636, 440352, 479424, 504848, 567954, 694166, 719136, 757272, 880704, 1009696, 1041249, 1135908, 1388332, 1438272, 1514544, 2019392, 2082498, 2271816, 2776664, 3029088, 3123747, 4164996, 4543632, 5553328, 6058176, 6247494, 8329992, 9087264, 11106656, 12494988, 16659984, 18174528, 22213312, 24989976, 33319968, 49979952, 66639936, 99959904, 199919808]

約数ペア:

[(1, 199919808), (2, 99959904), (3, 66639936), (4, 49979952), (6, 33319968), (8, 24989976), (9, 22213312), (11, 18174528), (12, 16659984), (16, 12494988), (18, 11106656), (22, 9087264), (24, 8329992), (32, 6247494), (33, 6058176), (36, 5553328), (44, 4543632), (48, 4164996), (64, 3123747), (66, 3029088), (72, 2776664), (88, 2271816), (96, 2082498), (99, 2019392), (132, 1514544), (139, 1438272), (144, 1388332), (176, 1135908), (192, 1041249), (198, 1009696), (227, 880704), (264, 757272), (278, 719136), (288, 694166), (352, 567954), (396, 504848), (417, 479424), (454, 440352), (528, 378636), (556, 359568), (576, 347083), (681, 293568), (704, 283977), (792, 252424), (834, 239712), (908, 220176), (1056, 189318), (1112, 179784), (1251, 159808), (1362, 146784), (1529, 130752), (1584, 126212), (1668, 119856), (1816, 110088), (2043, 97856), (2112, 94659), (2224, 89892), (2497, 80064), (2502, 79904), (2724, 73392), (3058, 65376), (3168, 63106), (3336, 59928), (3632, 55044), (4086, 48928), (4448, 44946), (4587, 43584), (4994, 40032), (5004, 39952), (5448, 36696), (6116, 32688), (6336, 31553), (6672, 29964), (7264, 27522), (7491, 26688), (8172, 24464), (8896, 22473), (9174, 21792), (9988, 20016), (10008, 19976), (10896, 18348), (12232, 16344), (13344, 14982), (13761, 14528)]