8787840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 29376000

約数和(自身を除く): 20588160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 199, 230, 240, 276, 320, 345, 368, 384, 398, 460, 480, 552, 597, 640, 690, 736, 796, 920, 960, 995, 1104, 1194, 1380, 1472, 1592, 1840, 1920, 1990, 2208, 2388, 2760, 2944, 2985, 3184, 3680, 3980, 4416, 4577, 4776, 5520, 5970, 6368, 7360, 7960, 8832, 9154, 9552, 11040, 11940, 12736, 13731, 14720, 15920, 18308, 19104, 22080, 22885, 23880, 25472, 27462, 31840, 36616, 38208, 44160, 45770, 47760, 54924, 63680, 68655, 73232, 76416, 91540, 95520, 109848, 127360, 137310, 146464, 183080, 191040, 219696, 274620, 292928, 366160, 382080, 439392, 549240, 585856, 732320, 878784, 1098480, 1464640, 1757568, 2196960, 2929280, 4393920, 8787840]

約数ペア:

[(1, 8787840), (2, 4393920), (3, 2929280), (4, 2196960), (5, 1757568), (6, 1464640), (8, 1098480), (10, 878784), (12, 732320), (15, 585856), (16, 549240), (20, 439392), (23, 382080), (24, 366160), (30, 292928), (32, 274620), (40, 219696), (46, 191040), (48, 183080), (60, 146464), (64, 137310), (69, 127360), (80, 109848), (92, 95520), (96, 91540), (115, 76416), (120, 73232), (128, 68655), (138, 63680), (160, 54924), (184, 47760), (192, 45770), (199, 44160), (230, 38208), (240, 36616), (276, 31840), (320, 27462), (345, 25472), (368, 23880), (384, 22885), (398, 22080), (460, 19104), (480, 18308), (552, 15920), (597, 14720), (640, 13731), (690, 12736), (736, 11940), (796, 11040), (920, 9552), (960, 9154), (995, 8832), (1104, 7960), (1194, 7360), (1380, 6368), (1472, 5970), (1592, 5520), (1840, 4776), (1920, 4577), (1990, 4416), (2208, 3980), (2388, 3680), (2760, 3184), (2944, 2985)]