86779920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 285696000

約数和(自身を除く): 198916080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 92, 115, 120, 138, 158, 184, 199, 230, 237, 240, 276, 316, 345, 368, 395, 398, 460, 474, 552, 597, 632, 690, 790, 796, 920, 948, 995, 1104, 1185, 1194, 1264, 1380, 1580, 1592, 1817, 1840, 1896, 1990, 2370, 2388, 2760, 2985, 3160, 3184, 3634, 3792, 3980, 4577, 4740, 4776, 5451, 5520, 5970, 6320, 7268, 7960, 9085, 9154, 9480, 9552, 10902, 11940, 13731, 14536, 15721, 15920, 18170, 18308, 18960, 21804, 22885, 23880, 27255, 27462, 29072, 31442, 36340, 36616, 43608, 45770, 47163, 47760, 54510, 54924, 62884, 68655, 72680, 73232, 78605, 87216, 91540, 94326, 109020, 109848, 125768, 137310, 145360, 157210, 183080, 188652, 218040, 219696, 235815, 251536, 274620, 314420, 361583, 366160, 377304, 436080, 471630, 549240, 628840, 723166, 754608, 943260, 1084749, 1098480, 1257680, 1446332, 1807915, 1886520, 2169498, 2892664, 3615830, 3773040, 4338996, 5423745, 5785328, 7231660, 8677992, 10847490, 14463320, 17355984, 21694980, 28926640, 43389960, 86779920]

約数ペア:

[(1, 86779920), (2, 43389960), (3, 28926640), (4, 21694980), (5, 17355984), (6, 14463320), (8, 10847490), (10, 8677992), (12, 7231660), (15, 5785328), (16, 5423745), (20, 4338996), (23, 3773040), (24, 3615830), (30, 2892664), (40, 2169498), (46, 1886520), (48, 1807915), (60, 1446332), (69, 1257680), (79, 1098480), (80, 1084749), (92, 943260), (115, 754608), (120, 723166), (138, 628840), (158, 549240), (184, 471630), (199, 436080), (230, 377304), (237, 366160), (240, 361583), (276, 314420), (316, 274620), (345, 251536), (368, 235815), (395, 219696), (398, 218040), (460, 188652), (474, 183080), (552, 157210), (597, 145360), (632, 137310), (690, 125768), (790, 109848), (796, 109020), (920, 94326), (948, 91540), (995, 87216), (1104, 78605), (1185, 73232), (1194, 72680), (1264, 68655), (1380, 62884), (1580, 54924), (1592, 54510), (1817, 47760), (1840, 47163), (1896, 45770), (1990, 43608), (2370, 36616), (2388, 36340), (2760, 31442), (2985, 29072), (3160, 27462), (3184, 27255), (3634, 23880), (3792, 22885), (3980, 21804), (4577, 18960), (4740, 18308), (4776, 18170), (5451, 15920), (5520, 15721), (5970, 14536), (6320, 13731), (7268, 11940), (7960, 10902), (9085, 9552), (9154, 9480)]