61986960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{251}}^1$

素因数の和:291

約数の個数: 240

約数和(自身を含む): 243734400

約数和(自身を除く): 181747440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 251, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 502, 504, 560, 588, 630, 686, 720, 735, 753, 784, 840, 882, 980, 1004, 1008, 1029, 1176, 1255, 1260, 1372, 1470, 1506, 1680, 1715, 1757, 1764, 1960, 2008, 2058, 2205, 2259, 2352, 2510, 2520, 2744, 2940, 3012, 3087, 3430, 3514, 3528, 3765, 3920, 4016, 4116, 4410, 4518, 5020, 5040, 5145, 5271, 5488, 5880, 6024, 6174, 6860, 7028, 7056, 7530, 8232, 8785, 8820, 9036, 10040, 10290, 10542, 11295, 11760, 12048, 12299, 12348, 13720, 14056, 15060, 15435, 15813, 16464, 17570, 17640, 18072, 20080, 20580, 21084, 22590, 24598, 24696, 26355, 27440, 28112, 30120, 30870, 31626, 35140, 35280, 36144, 36897, 41160, 42168, 45180, 49196, 49392, 52710, 60240, 61495, 61740, 63252, 70280, 73794, 79065, 82320, 84336, 86093, 90360, 98392, 105420, 110691, 122990, 123480, 126504, 140560, 147588, 158130, 172186, 180720, 184485, 196784, 210840, 221382, 245980, 246960, 253008, 258279, 295176, 316260, 344372, 368970, 421680, 430465, 442764, 491960, 516558, 553455, 590352, 632520, 688744, 737940, 774837, 860930, 885528, 983920, 1033116, 1106910, 1265040, 1291395, 1377488, 1475880, 1549674, 1721860, 1771056, 2066232, 2213820, 2582790, 2951760, 3099348, 3443720, 3874185, 4132464, 4427640, 5165580, 6198696, 6887440, 7748370, 8855280, 10331160, 12397392, 15496740, 20662320, 30993480, 61986960]

約数ペア:

[(1, 61986960), (2, 30993480), (3, 20662320), (4, 15496740), (5, 12397392), (6, 10331160), (7, 8855280), (8, 7748370), (9, 6887440), (10, 6198696), (12, 5165580), (14, 4427640), (15, 4132464), (16, 3874185), (18, 3443720), (20, 3099348), (21, 2951760), (24, 2582790), (28, 2213820), (30, 2066232), (35, 1771056), (36, 1721860), (40, 1549674), (42, 1475880), (45, 1377488), (48, 1291395), (49, 1265040), (56, 1106910), (60, 1033116), (63, 983920), (70, 885528), (72, 860930), (80, 774837), (84, 737940), (90, 688744), (98, 632520), (105, 590352), (112, 553455), (120, 516558), (126, 491960), (140, 442764), (144, 430465), (147, 421680), (168, 368970), (180, 344372), (196, 316260), (210, 295176), (240, 258279), (245, 253008), (251, 246960), (252, 245980), (280, 221382), (294, 210840), (315, 196784), (336, 184485), (343, 180720), (360, 172186), (392, 158130), (420, 147588), (441, 140560), (490, 126504), (502, 123480), (504, 122990), (560, 110691), (588, 105420), (630, 98392), (686, 90360), (720, 86093), (735, 84336), (753, 82320), (784, 79065), (840, 73794), (882, 70280), (980, 63252), (1004, 61740), (1008, 61495), (1029, 60240), (1176, 52710), (1255, 49392), (1260, 49196), (1372, 45180), (1470, 42168), (1506, 41160), (1680, 36897), (1715, 36144), (1757, 35280), (1764, 35140), (1960, 31626), (2008, 30870), (2058, 30120), (2205, 28112), (2259, 27440), (2352, 26355), (2510, 24696), (2520, 24598), (2744, 22590), (2940, 21084), (3012, 20580), (3087, 20080), (3430, 18072), (3514, 17640), (3528, 17570), (3765, 16464), (3920, 15813), (4016, 15435), (4116, 15060), (4410, 14056), (4518, 13720), (5020, 12348), (5040, 12299), (5145, 12048), (5271, 11760), (5488, 11295), (5880, 10542), (6024, 10290), (6174, 10040), (6860, 9036), (7028, 8820), (7056, 8785), (7530, 8232)]