212696208

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:158

約数の個数: 180

約数和(自身を含む): 648289980

約数和(自身を除く): 435593772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 48, 53, 58, 62, 72, 87, 93, 106, 116, 124, 144, 159, 174, 186, 212, 232, 248, 261, 279, 318, 348, 372, 424, 464, 477, 496, 522, 558, 636, 696, 744, 848, 899, 954, 961, 1044, 1116, 1272, 1392, 1488, 1537, 1643, 1798, 1908, 1922, 2088, 2232, 2544, 2697, 2883, 3074, 3286, 3596, 3816, 3844, 4176, 4464, 4611, 4929, 5394, 5766, 6148, 6572, 7192, 7632, 7688, 8091, 8649, 9222, 9858, 10788, 11532, 12296, 13144, 13833, 14384, 14787, 15376, 16182, 17298, 18444, 19716, 21576, 23064, 24592, 26288, 27666, 27869, 29574, 32364, 34596, 36888, 39432, 43152, 46128, 47647, 50933, 55332, 55738, 59148, 64728, 69192, 73776, 78864, 83607, 95294, 101866, 110664, 111476, 118296, 129456, 138384, 142941, 152799, 167214, 190588, 203732, 221328, 222952, 236592, 250821, 285882, 305598, 334428, 381176, 407464, 428823, 445904, 458397, 501642, 571764, 611196, 668856, 762352, 814928, 857646, 916794, 1003284, 1143528, 1222392, 1337712, 1477057, 1715292, 1833588, 2006568, 2287056, 2444784, 2954114, 3430584, 3667176, 4013136, 4431171, 5908228, 6861168, 7334352, 8862342, 11816456, 13293513, 17724684, 23632912, 26587026, 35449368, 53174052, 70898736, 106348104, 212696208]

約数ペア:

[(1, 212696208), (2, 106348104), (3, 70898736), (4, 53174052), (6, 35449368), (8, 26587026), (9, 23632912), (12, 17724684), (16, 13293513), (18, 11816456), (24, 8862342), (29, 7334352), (31, 6861168), (36, 5908228), (48, 4431171), (53, 4013136), (58, 3667176), (62, 3430584), (72, 2954114), (87, 2444784), (93, 2287056), (106, 2006568), (116, 1833588), (124, 1715292), (144, 1477057), (159, 1337712), (174, 1222392), (186, 1143528), (212, 1003284), (232, 916794), (248, 857646), (261, 814928), (279, 762352), (318, 668856), (348, 611196), (372, 571764), (424, 501642), (464, 458397), (477, 445904), (496, 428823), (522, 407464), (558, 381176), (636, 334428), (696, 305598), (744, 285882), (848, 250821), (899, 236592), (954, 222952), (961, 221328), (1044, 203732), (1116, 190588), (1272, 167214), (1392, 152799), (1488, 142941), (1537, 138384), (1643, 129456), (1798, 118296), (1908, 111476), (1922, 110664), (2088, 101866), (2232, 95294), (2544, 83607), (2697, 78864), (2883, 73776), (3074, 69192), (3286, 64728), (3596, 59148), (3816, 55738), (3844, 55332), (4176, 50933), (4464, 47647), (4611, 46128), (4929, 43152), (5394, 39432), (5766, 36888), (6148, 34596), (6572, 32364), (7192, 29574), (7632, 27869), (7688, 27666), (8091, 26288), (8649, 24592), (9222, 23064), (9858, 21576), (10788, 19716), (11532, 18444), (12296, 17298), (13144, 16182), (13833, 15376), (14384, 14787)]