80189040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 264268800

約数和(自身を除く): 184079760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 73, 80, 92, 115, 120, 138, 146, 184, 199, 219, 230, 240, 276, 292, 345, 365, 368, 398, 438, 460, 552, 584, 597, 690, 730, 796, 876, 920, 995, 1095, 1104, 1168, 1194, 1380, 1460, 1592, 1679, 1752, 1840, 1990, 2190, 2388, 2760, 2920, 2985, 3184, 3358, 3504, 3980, 4380, 4577, 4776, 5037, 5520, 5840, 5970, 6716, 7960, 8395, 8760, 9154, 9552, 10074, 11940, 13432, 13731, 14527, 15920, 16790, 17520, 18308, 20148, 22885, 23880, 25185, 26864, 27462, 29054, 33580, 36616, 40296, 43581, 45770, 47760, 50370, 54924, 58108, 67160, 68655, 72635, 73232, 80592, 87162, 91540, 100740, 109848, 116216, 134320, 137310, 145270, 174324, 183080, 201480, 217905, 219696, 232432, 274620, 290540, 334121, 348648, 366160, 402960, 435810, 549240, 581080, 668242, 697296, 871620, 1002363, 1098480, 1162160, 1336484, 1670605, 1743240, 2004726, 2672968, 3341210, 3486480, 4009452, 5011815, 5345936, 6682420, 8018904, 10023630, 13364840, 16037808, 20047260, 26729680, 40094520, 80189040]

約数ペア:

[(1, 80189040), (2, 40094520), (3, 26729680), (4, 20047260), (5, 16037808), (6, 13364840), (8, 10023630), (10, 8018904), (12, 6682420), (15, 5345936), (16, 5011815), (20, 4009452), (23, 3486480), (24, 3341210), (30, 2672968), (40, 2004726), (46, 1743240), (48, 1670605), (60, 1336484), (69, 1162160), (73, 1098480), (80, 1002363), (92, 871620), (115, 697296), (120, 668242), (138, 581080), (146, 549240), (184, 435810), (199, 402960), (219, 366160), (230, 348648), (240, 334121), (276, 290540), (292, 274620), (345, 232432), (365, 219696), (368, 217905), (398, 201480), (438, 183080), (460, 174324), (552, 145270), (584, 137310), (597, 134320), (690, 116216), (730, 109848), (796, 100740), (876, 91540), (920, 87162), (995, 80592), (1095, 73232), (1104, 72635), (1168, 68655), (1194, 67160), (1380, 58108), (1460, 54924), (1592, 50370), (1679, 47760), (1752, 45770), (1840, 43581), (1990, 40296), (2190, 36616), (2388, 33580), (2760, 29054), (2920, 27462), (2985, 26864), (3184, 25185), (3358, 23880), (3504, 22885), (3980, 20148), (4380, 18308), (4577, 17520), (4776, 16790), (5037, 15920), (5520, 14527), (5840, 13731), (5970, 13432), (6716, 11940), (7960, 10074), (8395, 9552), (8760, 9154)]