221272668

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 638668800

約数和(自身を除く): 417396132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 31, 36, 43, 53, 54, 58, 62, 86, 87, 93, 106, 108, 116, 124, 129, 159, 172, 174, 186, 212, 258, 261, 279, 318, 348, 372, 387, 477, 516, 522, 558, 636, 774, 783, 837, 899, 954, 1044, 1116, 1161, 1247, 1333, 1431, 1537, 1548, 1566, 1643, 1674, 1798, 1908, 2279, 2322, 2494, 2666, 2697, 2862, 3074, 3132, 3286, 3348, 3596, 3741, 3999, 4558, 4611, 4644, 4929, 4988, 5332, 5394, 5724, 6148, 6572, 6837, 7482, 7998, 8091, 9116, 9222, 9858, 10788, 11223, 11997, 13674, 13833, 14787, 14964, 15996, 16182, 18444, 19716, 20511, 22446, 23994, 24273, 27348, 27666, 29574, 32364, 33669, 35991, 38657, 41022, 41499, 44361, 44892, 47647, 47988, 48546, 55332, 59148, 61533, 66091, 67338, 70649, 71982, 77314, 82044, 82998, 88722, 95294, 97092, 115971, 123066, 132182, 134676, 141298, 142941, 143964, 154628, 165996, 177444, 190588, 198273, 211947, 231942, 246132, 264364, 282596, 285882, 347913, 396546, 423894, 428823, 463884, 571764, 594819, 635841, 695826, 793092, 847788, 857646, 1043739, 1189638, 1271682, 1286469, 1391652, 1715292, 1784457, 1907523, 2048821, 2087478, 2379276, 2543364, 2572938, 3568914, 3815046, 4097642, 4174956, 5145876, 6146463, 7137828, 7630092, 8195284, 12292926, 18439389, 24585852, 36878778, 55318167, 73757556, 110636334, 221272668]

約数ペア:

[(1, 221272668), (2, 110636334), (3, 73757556), (4, 55318167), (6, 36878778), (9, 24585852), (12, 18439389), (18, 12292926), (27, 8195284), (29, 7630092), (31, 7137828), (36, 6146463), (43, 5145876), (53, 4174956), (54, 4097642), (58, 3815046), (62, 3568914), (86, 2572938), (87, 2543364), (93, 2379276), (106, 2087478), (108, 2048821), (116, 1907523), (124, 1784457), (129, 1715292), (159, 1391652), (172, 1286469), (174, 1271682), (186, 1189638), (212, 1043739), (258, 857646), (261, 847788), (279, 793092), (318, 695826), (348, 635841), (372, 594819), (387, 571764), (477, 463884), (516, 428823), (522, 423894), (558, 396546), (636, 347913), (774, 285882), (783, 282596), (837, 264364), (899, 246132), (954, 231942), (1044, 211947), (1116, 198273), (1161, 190588), (1247, 177444), (1333, 165996), (1431, 154628), (1537, 143964), (1548, 142941), (1566, 141298), (1643, 134676), (1674, 132182), (1798, 123066), (1908, 115971), (2279, 97092), (2322, 95294), (2494, 88722), (2666, 82998), (2697, 82044), (2862, 77314), (3074, 71982), (3132, 70649), (3286, 67338), (3348, 66091), (3596, 61533), (3741, 59148), (3999, 55332), (4558, 48546), (4611, 47988), (4644, 47647), (4929, 44892), (4988, 44361), (5332, 41499), (5394, 41022), (5724, 38657), (6148, 35991), (6572, 33669), (6837, 32364), (7482, 29574), (7998, 27666), (8091, 27348), (9116, 24273), (9222, 23994), (9858, 22446), (10788, 20511), (11223, 19716), (11997, 18444), (13674, 16182), (13833, 15996), (14787, 14964)]