177788988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 513676800

約数和(自身を除く): 335887812

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 83, 92, 117, 138, 156, 166, 199, 207, 234, 249, 276, 299, 332, 398, 414, 468, 498, 597, 598, 747, 796, 828, 897, 996, 1079, 1194, 1196, 1494, 1791, 1794, 1909, 2158, 2388, 2587, 2691, 2988, 3237, 3582, 3588, 3818, 4316, 4577, 5174, 5382, 5727, 6474, 7164, 7636, 7761, 9154, 9711, 10348, 10764, 11454, 12948, 13731, 15522, 16517, 17181, 18308, 19422, 22908, 23283, 24817, 27462, 31044, 33034, 34362, 38844, 41193, 46566, 49551, 49634, 54924, 59501, 66068, 68724, 74451, 82386, 93132, 99102, 99268, 119002, 148653, 148902, 164772, 178503, 198204, 214721, 223353, 238004, 297306, 297804, 357006, 379891, 429442, 446706, 535509, 594612, 644163, 714012, 759782, 858884, 893412, 1071018, 1139673, 1288326, 1519564, 1932489, 2142036, 2279346, 2576652, 3419019, 3864978, 4558692, 4938583, 6838038, 7729956, 9877166, 13676076, 14815749, 19754332, 29631498, 44447247, 59262996, 88894494, 177788988]

約数ペア:

[(1, 177788988), (2, 88894494), (3, 59262996), (4, 44447247), (6, 29631498), (9, 19754332), (12, 14815749), (13, 13676076), (18, 9877166), (23, 7729956), (26, 6838038), (36, 4938583), (39, 4558692), (46, 3864978), (52, 3419019), (69, 2576652), (78, 2279346), (83, 2142036), (92, 1932489), (117, 1519564), (138, 1288326), (156, 1139673), (166, 1071018), (199, 893412), (207, 858884), (234, 759782), (249, 714012), (276, 644163), (299, 594612), (332, 535509), (398, 446706), (414, 429442), (468, 379891), (498, 357006), (597, 297804), (598, 297306), (747, 238004), (796, 223353), (828, 214721), (897, 198204), (996, 178503), (1079, 164772), (1194, 148902), (1196, 148653), (1494, 119002), (1791, 99268), (1794, 99102), (1909, 93132), (2158, 82386), (2388, 74451), (2587, 68724), (2691, 66068), (2988, 59501), (3237, 54924), (3582, 49634), (3588, 49551), (3818, 46566), (4316, 41193), (4577, 38844), (5174, 34362), (5382, 33034), (5727, 31044), (6474, 27462), (7164, 24817), (7636, 23283), (7761, 22908), (9154, 19422), (9711, 18308), (10348, 17181), (10764, 16517), (11454, 15522), (12948, 13731)]