421570404

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 1185300480

約数和(自身を除く): 763730076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 127, 138, 171, 207, 211, 228, 254, 276, 342, 381, 414, 422, 437, 508, 633, 684, 762, 828, 844, 874, 1143, 1266, 1311, 1524, 1748, 1899, 2286, 2413, 2532, 2622, 2921, 3798, 3933, 4009, 4572, 4826, 4853, 5244, 5842, 7239, 7596, 7866, 8018, 8763, 9652, 9706, 11684, 12027, 14478, 14559, 15732, 16036, 17526, 19412, 21717, 24054, 26289, 26797, 28956, 29118, 35052, 36081, 43434, 43677, 48108, 52578, 53594, 55499, 58236, 72162, 80391, 86868, 87354, 92207, 105156, 107188, 110998, 144324, 160782, 166497, 174708, 184414, 221996, 241173, 276621, 321564, 332994, 368828, 482346, 499491, 509143, 553242, 616331, 665988, 829863, 964692, 998982, 1018286, 1106484, 1232662, 1527429, 1659726, 1848993, 1997964, 2036572, 2465324, 3054858, 3319452, 3697986, 4582287, 5546979, 6109716, 7395972, 9164574, 11093958, 11710289, 18329148, 22187916, 23420578, 35130867, 46841156, 70261734, 105392601, 140523468, 210785202, 421570404]

約数ペア:

[(1, 421570404), (2, 210785202), (3, 140523468), (4, 105392601), (6, 70261734), (9, 46841156), (12, 35130867), (18, 23420578), (19, 22187916), (23, 18329148), (36, 11710289), (38, 11093958), (46, 9164574), (57, 7395972), (69, 6109716), (76, 5546979), (92, 4582287), (114, 3697986), (127, 3319452), (138, 3054858), (171, 2465324), (207, 2036572), (211, 1997964), (228, 1848993), (254, 1659726), (276, 1527429), (342, 1232662), (381, 1106484), (414, 1018286), (422, 998982), (437, 964692), (508, 829863), (633, 665988), (684, 616331), (762, 553242), (828, 509143), (844, 499491), (874, 482346), (1143, 368828), (1266, 332994), (1311, 321564), (1524, 276621), (1748, 241173), (1899, 221996), (2286, 184414), (2413, 174708), (2532, 166497), (2622, 160782), (2921, 144324), (3798, 110998), (3933, 107188), (4009, 105156), (4572, 92207), (4826, 87354), (4853, 86868), (5244, 80391), (5842, 72162), (7239, 58236), (7596, 55499), (7866, 53594), (8018, 52578), (8763, 48108), (9652, 43677), (9706, 43434), (11684, 36081), (12027, 35052), (14478, 29118), (14559, 28956), (15732, 26797), (16036, 26289), (17526, 24054), (19412, 21717)]