51561972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 174283200

約数和(自身を除く): 122721228

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 28, 33, 36, 38, 42, 44, 57, 63, 66, 76, 77, 84, 89, 99, 114, 121, 126, 132, 133, 154, 171, 178, 198, 209, 228, 231, 242, 252, 266, 267, 308, 342, 356, 363, 396, 399, 418, 462, 484, 532, 534, 623, 627, 684, 693, 726, 798, 801, 836, 847, 924, 979, 1068, 1089, 1197, 1246, 1254, 1386, 1452, 1463, 1596, 1602, 1691, 1694, 1869, 1881, 1958, 2178, 2299, 2394, 2492, 2508, 2541, 2772, 2926, 2937, 3204, 3382, 3388, 3738, 3762, 3916, 4356, 4389, 4598, 4788, 5073, 5082, 5607, 5852, 5874, 6764, 6853, 6897, 7476, 7524, 7623, 8778, 8811, 9196, 10146, 10164, 10769, 11214, 11748, 11837, 13167, 13706, 13794, 15219, 15246, 16093, 17556, 17622, 18601, 20292, 20559, 20691, 21538, 22428, 23674, 26334, 27412, 27588, 30438, 30492, 32186, 32307, 35244, 35511, 37202, 41118, 41382, 43076, 47348, 48279, 52668, 55803, 60876, 61677, 64372, 64614, 71022, 74404, 75383, 82236, 82764, 96558, 96921, 106533, 111606, 123354, 129228, 130207, 142044, 144837, 150766, 167409, 193116, 193842, 204611, 213066, 223212, 226149, 246708, 260414, 289674, 301532, 334818, 387684, 390621, 409222, 426132, 452298, 520828, 579348, 613833, 669636, 678447, 781242, 818444, 904596, 1171863, 1227666, 1356894, 1432277, 1562484, 1841499, 2343726, 2455332, 2713788, 2864554, 3682998, 4296831, 4687452, 5729108, 7365996, 8593662, 12890493, 17187324, 25780986, 51561972]

約数ペア:

[(1, 51561972), (2, 25780986), (3, 17187324), (4, 12890493), (6, 8593662), (7, 7365996), (9, 5729108), (11, 4687452), (12, 4296831), (14, 3682998), (18, 2864554), (19, 2713788), (21, 2455332), (22, 2343726), (28, 1841499), (33, 1562484), (36, 1432277), (38, 1356894), (42, 1227666), (44, 1171863), (57, 904596), (63, 818444), (66, 781242), (76, 678447), (77, 669636), (84, 613833), (89, 579348), (99, 520828), (114, 452298), (121, 426132), (126, 409222), (132, 390621), (133, 387684), (154, 334818), (171, 301532), (178, 289674), (198, 260414), (209, 246708), (228, 226149), (231, 223212), (242, 213066), (252, 204611), (266, 193842), (267, 193116), (308, 167409), (342, 150766), (356, 144837), (363, 142044), (396, 130207), (399, 129228), (418, 123354), (462, 111606), (484, 106533), (532, 96921), (534, 96558), (623, 82764), (627, 82236), (684, 75383), (693, 74404), (726, 71022), (798, 64614), (801, 64372), (836, 61677), (847, 60876), (924, 55803), (979, 52668), (1068, 48279), (1089, 47348), (1197, 43076), (1246, 41382), (1254, 41118), (1386, 37202), (1452, 35511), (1463, 35244), (1596, 32307), (1602, 32186), (1691, 30492), (1694, 30438), (1869, 27588), (1881, 27412), (1958, 26334), (2178, 23674), (2299, 22428), (2394, 21538), (2492, 20691), (2508, 20559), (2541, 20292), (2772, 18601), (2926, 17622), (2937, 17556), (3204, 16093), (3382, 15246), (3388, 15219), (3738, 13794), (3762, 13706), (3916, 13167), (4356, 11837), (4389, 11748), (4598, 11214), (4788, 10769), (5073, 10164), (5082, 10146), (5607, 9196), (5852, 8811), (5874, 8778), (6764, 7623), (6853, 7524), (6897, 7476)]