258259716

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 216

約数和(自身を含む): 820126944

約数和(自身を除く): 561867228

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 17, 18, 22, 26, 33, 34, 36, 39, 44, 51, 52, 66, 68, 78, 99, 102, 117, 132, 143, 153, 156, 169, 187, 198, 204, 221, 227, 234, 286, 306, 338, 374, 396, 429, 442, 454, 468, 507, 561, 572, 612, 663, 676, 681, 748, 858, 884, 908, 1014, 1122, 1287, 1326, 1362, 1521, 1683, 1716, 1859, 1989, 2028, 2043, 2244, 2431, 2497, 2574, 2652, 2724, 2873, 2951, 3042, 3366, 3718, 3859, 3978, 4086, 4862, 4994, 5148, 5577, 5746, 5902, 6084, 6732, 7293, 7436, 7491, 7718, 7956, 8172, 8619, 8853, 9724, 9988, 11154, 11492, 11577, 11804, 14586, 14982, 15436, 16731, 17238, 17706, 21879, 22308, 22473, 23154, 25857, 26559, 29172, 29964, 31603, 32461, 33462, 34476, 34731, 35412, 38363, 42449, 43758, 44946, 46308, 50167, 51714, 53118, 63206, 64922, 66924, 69462, 76726, 84898, 87516, 89892, 94809, 97383, 100334, 103428, 106236, 115089, 126412, 127347, 129844, 138924, 150501, 153452, 169796, 189618, 194766, 200668, 230178, 254694, 284427, 292149, 301002, 345267, 379236, 382041, 389532, 421993, 451503, 460356, 509388, 551837, 568854, 584298, 602004, 652171, 690534, 764082, 843986, 903006, 1103674, 1137708, 1168596, 1265979, 1304342, 1381068, 1528164, 1655511, 1687972, 1806012, 1956513, 2207348, 2531958, 2608684, 3311022, 3797937, 3913026, 4966533, 5063916, 5869539, 6622044, 7173881, 7595874, 7826052, 9933066, 11739078, 14347762, 15191748, 19866132, 21521643, 23478156, 28695524, 43043286, 64564929, 86086572, 129129858, 258259716]

約数ペア:

[(1, 258259716), (2, 129129858), (3, 86086572), (4, 64564929), (6, 43043286), (9, 28695524), (11, 23478156), (12, 21521643), (13, 19866132), (17, 15191748), (18, 14347762), (22, 11739078), (26, 9933066), (33, 7826052), (34, 7595874), (36, 7173881), (39, 6622044), (44, 5869539), (51, 5063916), (52, 4966533), (66, 3913026), (68, 3797937), (78, 3311022), (99, 2608684), (102, 2531958), (117, 2207348), (132, 1956513), (143, 1806012), (153, 1687972), (156, 1655511), (169, 1528164), (187, 1381068), (198, 1304342), (204, 1265979), (221, 1168596), (227, 1137708), (234, 1103674), (286, 903006), (306, 843986), (338, 764082), (374, 690534), (396, 652171), (429, 602004), (442, 584298), (454, 568854), (468, 551837), (507, 509388), (561, 460356), (572, 451503), (612, 421993), (663, 389532), (676, 382041), (681, 379236), (748, 345267), (858, 301002), (884, 292149), (908, 284427), (1014, 254694), (1122, 230178), (1287, 200668), (1326, 194766), (1362, 189618), (1521, 169796), (1683, 153452), (1716, 150501), (1859, 138924), (1989, 129844), (2028, 127347), (2043, 126412), (2244, 115089), (2431, 106236), (2497, 103428), (2574, 100334), (2652, 97383), (2724, 94809), (2873, 89892), (2951, 87516), (3042, 84898), (3366, 76726), (3718, 69462), (3859, 66924), (3978, 64922), (4086, 63206), (4862, 53118), (4994, 51714), (5148, 50167), (5577, 46308), (5746, 44946), (5902, 43758), (6084, 42449), (6732, 38363), (7293, 35412), (7436, 34731), (7491, 34476), (7718, 33462), (7956, 32461), (8172, 31603), (8619, 29964), (8853, 29172), (9724, 26559), (9988, 25857), (11154, 23154), (11492, 22473), (11577, 22308), (11804, 21879), (14586, 17706), (14982, 17238), (15436, 16731)]