204516494

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 435456000

約数和(自身を除く): 230939506

約数列:

[1, 2, 7, 13, 14, 17, 19, 26, 34, 38, 49, 71, 91, 98, 119, 133, 142, 182, 221, 238, 247, 266, 323, 343, 442, 494, 497, 637, 646, 686, 833, 923, 931, 994, 1207, 1274, 1349, 1547, 1666, 1729, 1846, 1862, 2261, 2414, 2698, 3094, 3458, 3479, 4199, 4459, 4522, 5831, 6461, 6517, 6958, 8398, 8449, 8918, 9443, 10829, 11662, 12103, 12922, 13034, 15691, 15827, 16898, 17537, 18886, 21658, 22933, 24206, 24353, 29393, 31382, 31654, 35074, 45227, 45866, 48706, 58786, 59143, 66101, 75803, 84721, 90454, 109837, 110789, 118286, 122759, 132202, 151606, 160531, 169442, 205751, 219674, 221578, 245518, 298129, 316589, 321062, 411502, 414001, 462707, 596258, 633178, 768859, 828002, 859313, 925414, 1123717, 1440257, 1537718, 1718626, 2086903, 2247434, 2880514, 4173806, 5382013, 6015191, 7866019, 10764026, 12030382, 14608321, 15732038, 29216642, 102258247, 204516494]

約数ペア:

[(1, 204516494), (2, 102258247), (7, 29216642), (13, 15732038), (14, 14608321), (17, 12030382), (19, 10764026), (26, 7866019), (34, 6015191), (38, 5382013), (49, 4173806), (71, 2880514), (91, 2247434), (98, 2086903), (119, 1718626), (133, 1537718), (142, 1440257), (182, 1123717), (221, 925414), (238, 859313), (247, 828002), (266, 768859), (323, 633178), (343, 596258), (442, 462707), (494, 414001), (497, 411502), (637, 321062), (646, 316589), (686, 298129), (833, 245518), (923, 221578), (931, 219674), (994, 205751), (1207, 169442), (1274, 160531), (1349, 151606), (1547, 132202), (1666, 122759), (1729, 118286), (1846, 110789), (1862, 109837), (2261, 90454), (2414, 84721), (2698, 75803), (3094, 66101), (3458, 59143), (3479, 58786), (4199, 48706), (4459, 45866), (4522, 45227), (5831, 35074), (6461, 31654), (6517, 31382), (6958, 29393), (8398, 24353), (8449, 24206), (8918, 22933), (9443, 21658), (10829, 18886), (11662, 17537), (12103, 16898), (12922, 15827), (13034, 15691)]