177128172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 516122880

約数和(自身を除く): 338994708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 31, 36, 39, 52, 58, 62, 78, 87, 93, 116, 117, 124, 156, 174, 186, 234, 261, 279, 348, 372, 377, 403, 421, 468, 522, 558, 754, 806, 842, 899, 1044, 1116, 1131, 1209, 1263, 1508, 1612, 1684, 1798, 2262, 2418, 2526, 2697, 3393, 3596, 3627, 3789, 4524, 4836, 5052, 5394, 5473, 6786, 7254, 7578, 8091, 10788, 10946, 11687, 12209, 13051, 13572, 14508, 15156, 16182, 16419, 21892, 23374, 24418, 26102, 32364, 32838, 35061, 36627, 39153, 46748, 48836, 49257, 52204, 65676, 70122, 73254, 78306, 98514, 105183, 109881, 117459, 140244, 146508, 156612, 158717, 169663, 197028, 210366, 219762, 234918, 317434, 339326, 378479, 420732, 439524, 469836, 476151, 508989, 634868, 678652, 756958, 952302, 1017978, 1135437, 1428453, 1513916, 1526967, 1904604, 2035956, 2270874, 2856906, 3053934, 3406311, 4541748, 4920227, 5713812, 6107868, 6812622, 9840454, 13625244, 14760681, 19680908, 29521362, 44282043, 59042724, 88564086, 177128172]

約数ペア:

[(1, 177128172), (2, 88564086), (3, 59042724), (4, 44282043), (6, 29521362), (9, 19680908), (12, 14760681), (13, 13625244), (18, 9840454), (26, 6812622), (29, 6107868), (31, 5713812), (36, 4920227), (39, 4541748), (52, 3406311), (58, 3053934), (62, 2856906), (78, 2270874), (87, 2035956), (93, 1904604), (116, 1526967), (117, 1513916), (124, 1428453), (156, 1135437), (174, 1017978), (186, 952302), (234, 756958), (261, 678652), (279, 634868), (348, 508989), (372, 476151), (377, 469836), (403, 439524), (421, 420732), (468, 378479), (522, 339326), (558, 317434), (754, 234918), (806, 219762), (842, 210366), (899, 197028), (1044, 169663), (1116, 158717), (1131, 156612), (1209, 146508), (1263, 140244), (1508, 117459), (1612, 109881), (1684, 105183), (1798, 98514), (2262, 78306), (2418, 73254), (2526, 70122), (2697, 65676), (3393, 52204), (3596, 49257), (3627, 48836), (3789, 46748), (4524, 39153), (4836, 36627), (5052, 35061), (5394, 32838), (5473, 32364), (6786, 26102), (7254, 24418), (7578, 23374), (8091, 21892), (10788, 16419), (10946, 16182), (11687, 15156), (12209, 14508), (13051, 13572)]