202120320

素因数分解:

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

素因数の和:267

約数の個数: 192

約数和(自身を含む): 676872000

約数和(自身を除く): 474751680

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, 529, 552, 597, 640, 690, 736, 796, 920, 960, 995, 1058, 1104, 1194, 1380, 1472, 1587, 1592, 1840, 1920, 1990, 2116, 2208, 2388, 2645, 2760, 2944, 2985, 3174, 3184, 3680, 3980, 4232, 4416, 4577, 4776, 5290, 5520, 5970, 6348, 6368, 7360, 7935, 7960, 8464, 8832, 9154, 9552, 10580, 11040, 11940, 12696, 12736, 13731, 14720, 15870, 15920, 16928, 18308, 19104, 21160, 22080, 22885, 23880, 25392, 25472, 27462, 31740, 31840, 33856, 36616, 38208, 42320, 44160, 45770, 47760, 50784, 54924, 63480, 63680, 67712, 68655, 73232, 76416, 84640, 91540, 95520, 101568, 105271, 109848, 126960, 127360, 137310, 146464, 169280, 183080, 191040, 203136, 210542, 219696, 253920, 274620, 292928, 315813, 338560, 366160, 382080, 421084, 439392, 507840, 526355, 549240, 585856, 631626, 732320, 842168, 878784, 1015680, 1052710, 1098480, 1263252, 1464640, 1579065, 1684336, 1757568, 2105420, 2196960, 2526504, 2929280, 3158130, 3368672, 4210840, 4393920, 5053008, 6316260, 6737344, 8421680, 8787840, 10106016, 12632520, 13474688, 16843360, 20212032, 25265040, 33686720, 40424064, 50530080, 67373440, 101060160, 202120320]

約数ペア:

[(1, 202120320), (2, 101060160), (3, 67373440), (4, 50530080), (5, 40424064), (6, 33686720), (8, 25265040), (10, 20212032), (12, 16843360), (15, 13474688), (16, 12632520), (20, 10106016), (23, 8787840), (24, 8421680), (30, 6737344), (32, 6316260), (40, 5053008), (46, 4393920), (48, 4210840), (60, 3368672), (64, 3158130), (69, 2929280), (80, 2526504), (92, 2196960), (96, 2105420), (115, 1757568), (120, 1684336), (128, 1579065), (138, 1464640), (160, 1263252), (184, 1098480), (192, 1052710), (199, 1015680), (230, 878784), (240, 842168), (276, 732320), (320, 631626), (345, 585856), (368, 549240), (384, 526355), (398, 507840), (460, 439392), (480, 421084), (529, 382080), (552, 366160), (597, 338560), (640, 315813), (690, 292928), (736, 274620), (796, 253920), (920, 219696), (960, 210542), (995, 203136), (1058, 191040), (1104, 183080), (1194, 169280), (1380, 146464), (1472, 137310), (1587, 127360), (1592, 126960), (1840, 109848), (1920, 105271), (1990, 101568), (2116, 95520), (2208, 91540), (2388, 84640), (2645, 76416), (2760, 73232), (2944, 68655), (2985, 67712), (3174, 63680), (3184, 63480), (3680, 54924), (3980, 50784), (4232, 47760), (4416, 45770), (4577, 44160), (4776, 42320), (5290, 38208), (5520, 36616), (5970, 33856), (6348, 31840), (6368, 31740), (7360, 27462), (7935, 25472), (7960, 25392), (8464, 23880), (8832, 22885), (9154, 22080), (9552, 21160), (10580, 19104), (11040, 18308), (11940, 16928), (12696, 15920), (12736, 15870), (13731, 14720)]