212721480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1117}}^1$

素因数の和:1180

約数の個数: 144

約数和(自身を含む): 723357180

約数和(自身を除く): 510635700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 529, 552, 690, 828, 920, 1035, 1058, 1117, 1380, 1587, 1656, 2070, 2116, 2234, 2645, 2760, 3174, 3351, 4140, 4232, 4468, 4761, 5290, 5585, 6348, 6702, 7935, 8280, 8936, 9522, 10053, 10580, 11170, 12696, 13404, 15870, 16755, 19044, 20106, 21160, 22340, 23805, 25691, 26808, 31740, 33510, 38088, 40212, 44680, 47610, 50265, 51382, 63480, 67020, 77073, 80424, 95220, 100530, 102764, 128455, 134040, 154146, 190440, 201060, 205528, 231219, 256910, 308292, 385365, 402120, 462438, 513820, 590893, 616584, 770730, 924876, 1027640, 1156095, 1181786, 1541460, 1772679, 1849752, 2312190, 2363572, 2954465, 3082920, 3545358, 4624380, 4727144, 5318037, 5908930, 7090716, 8863395, 9248760, 10636074, 11817860, 14181432, 17726790, 21272148, 23635720, 26590185, 35453580, 42544296, 53180370, 70907160, 106360740, 212721480]

約数ペア:

[(1, 212721480), (2, 106360740), (3, 70907160), (4, 53180370), (5, 42544296), (6, 35453580), (8, 26590185), (9, 23635720), (10, 21272148), (12, 17726790), (15, 14181432), (18, 11817860), (20, 10636074), (23, 9248760), (24, 8863395), (30, 7090716), (36, 5908930), (40, 5318037), (45, 4727144), (46, 4624380), (60, 3545358), (69, 3082920), (72, 2954465), (90, 2363572), (92, 2312190), (115, 1849752), (120, 1772679), (138, 1541460), (180, 1181786), (184, 1156095), (207, 1027640), (230, 924876), (276, 770730), (345, 616584), (360, 590893), (414, 513820), (460, 462438), (529, 402120), (552, 385365), (690, 308292), (828, 256910), (920, 231219), (1035, 205528), (1058, 201060), (1117, 190440), (1380, 154146), (1587, 134040), (1656, 128455), (2070, 102764), (2116, 100530), (2234, 95220), (2645, 80424), (2760, 77073), (3174, 67020), (3351, 63480), (4140, 51382), (4232, 50265), (4468, 47610), (4761, 44680), (5290, 40212), (5585, 38088), (6348, 33510), (6702, 31740), (7935, 26808), (8280, 25691), (8936, 23805), (9522, 22340), (10053, 21160), (10580, 20106), (11170, 19044), (12696, 16755), (13404, 15870)]