87219804

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 257147520

約数和(自身を除く): 169927716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 37, 38, 42, 49, 57, 74, 76, 84, 98, 111, 114, 133, 147, 148, 196, 211, 222, 228, 259, 266, 294, 399, 422, 444, 518, 532, 588, 633, 703, 777, 798, 844, 931, 1036, 1266, 1406, 1477, 1554, 1596, 1813, 1862, 2109, 2532, 2793, 2812, 2954, 3108, 3626, 3724, 4009, 4218, 4431, 4921, 5439, 5586, 5908, 7252, 7807, 8018, 8436, 8862, 9842, 10339, 10878, 11172, 12027, 14763, 15614, 16036, 17724, 19684, 20678, 21756, 23421, 24054, 28063, 29526, 31017, 31228, 34447, 41356, 46842, 48108, 54649, 56126, 59052, 62034, 68894, 84189, 93684, 103341, 109298, 112252, 124068, 137788, 148333, 163947, 168378, 196441, 206682, 218596, 296666, 327894, 336756, 382543, 392882, 413364, 444999, 589323, 593332, 655788, 765086, 785764, 889998, 1038331, 1147629, 1178646, 1530172, 1779996, 2076662, 2295258, 2357292, 3114993, 4153324, 4590516, 6229986, 7268317, 12459972, 14536634, 21804951, 29073268, 43609902, 87219804]

約数ペア:

[(1, 87219804), (2, 43609902), (3, 29073268), (4, 21804951), (6, 14536634), (7, 12459972), (12, 7268317), (14, 6229986), (19, 4590516), (21, 4153324), (28, 3114993), (37, 2357292), (38, 2295258), (42, 2076662), (49, 1779996), (57, 1530172), (74, 1178646), (76, 1147629), (84, 1038331), (98, 889998), (111, 785764), (114, 765086), (133, 655788), (147, 593332), (148, 589323), (196, 444999), (211, 413364), (222, 392882), (228, 382543), (259, 336756), (266, 327894), (294, 296666), (399, 218596), (422, 206682), (444, 196441), (518, 168378), (532, 163947), (588, 148333), (633, 137788), (703, 124068), (777, 112252), (798, 109298), (844, 103341), (931, 93684), (1036, 84189), (1266, 68894), (1406, 62034), (1477, 59052), (1554, 56126), (1596, 54649), (1813, 48108), (1862, 46842), (2109, 41356), (2532, 34447), (2793, 31228), (2812, 31017), (2954, 29526), (3108, 28063), (3626, 24054), (3724, 23421), (4009, 21756), (4218, 20678), (4431, 19684), (4921, 17724), (5439, 16036), (5586, 15614), (5908, 14763), (7252, 12027), (7807, 11172), (8018, 10878), (8436, 10339), (8862, 9842)]