71511972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 211055040

約数和(自身を除く): 139543068

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, 173, 196, 222, 228, 259, 266, 294, 346, 399, 444, 518, 519, 532, 588, 692, 703, 777, 798, 931, 1036, 1038, 1211, 1406, 1554, 1596, 1813, 1862, 2076, 2109, 2422, 2793, 2812, 3108, 3287, 3626, 3633, 3724, 4218, 4844, 4921, 5439, 5586, 6401, 6574, 7252, 7266, 8436, 8477, 9842, 9861, 10878, 11172, 12802, 13148, 14532, 14763, 16954, 19203, 19684, 19722, 21756, 23009, 25431, 25604, 29526, 33908, 34447, 38406, 39444, 44807, 46018, 50862, 59052, 68894, 69027, 76812, 89614, 92036, 101724, 103341, 121619, 134421, 137788, 138054, 161063, 179228, 206682, 243238, 268842, 276108, 313649, 322126, 364857, 413364, 483189, 486476, 537684, 627298, 644252, 729714, 851333, 940947, 966378, 1254596, 1459428, 1702666, 1881894, 1932756, 2553999, 3405332, 3763788, 5107998, 5959331, 10215996, 11918662, 17877993, 23837324, 35755986, 71511972]

約数ペア:

[(1, 71511972), (2, 35755986), (3, 23837324), (4, 17877993), (6, 11918662), (7, 10215996), (12, 5959331), (14, 5107998), (19, 3763788), (21, 3405332), (28, 2553999), (37, 1932756), (38, 1881894), (42, 1702666), (49, 1459428), (57, 1254596), (74, 966378), (76, 940947), (84, 851333), (98, 729714), (111, 644252), (114, 627298), (133, 537684), (147, 486476), (148, 483189), (173, 413364), (196, 364857), (222, 322126), (228, 313649), (259, 276108), (266, 268842), (294, 243238), (346, 206682), (399, 179228), (444, 161063), (518, 138054), (519, 137788), (532, 134421), (588, 121619), (692, 103341), (703, 101724), (777, 92036), (798, 89614), (931, 76812), (1036, 69027), (1038, 68894), (1211, 59052), (1406, 50862), (1554, 46018), (1596, 44807), (1813, 39444), (1862, 38406), (2076, 34447), (2109, 33908), (2422, 29526), (2793, 25604), (2812, 25431), (3108, 23009), (3287, 21756), (3626, 19722), (3633, 19684), (3724, 19203), (4218, 16954), (4844, 14763), (4921, 14532), (5439, 13148), (5586, 12802), (6401, 11172), (6574, 10878), (7252, 9861), (7266, 9842), (8436, 8477)]