123973920

素因数分解:

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

素因数の和:293

約数の個数: 288

約数和(自身を含む): 495331200

約数和(自身を除く): 371357280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 251, 252, 280, 288, 294, 315, 336, 343, 360, 392, 420, 441, 480, 490, 502, 504, 560, 588, 630, 672, 686, 720, 735, 753, 784, 840, 882, 980, 1004, 1008, 1029, 1120, 1176, 1255, 1260, 1372, 1440, 1470, 1506, 1568, 1680, 1715, 1757, 1764, 1960, 2008, 2016, 2058, 2205, 2259, 2352, 2510, 2520, 2744, 2940, 3012, 3087, 3360, 3430, 3514, 3528, 3765, 3920, 4016, 4116, 4410, 4518, 4704, 5020, 5040, 5145, 5271, 5488, 5880, 6024, 6174, 6860, 7028, 7056, 7530, 7840, 8032, 8232, 8785, 8820, 9036, 10040, 10080, 10290, 10542, 10976, 11295, 11760, 12048, 12299, 12348, 13720, 14056, 14112, 15060, 15435, 15813, 16464, 17570, 17640, 18072, 20080, 20580, 21084, 22590, 23520, 24096, 24598, 24696, 26355, 27440, 28112, 30120, 30870, 31626, 32928, 35140, 35280, 36144, 36897, 40160, 41160, 42168, 45180, 49196, 49392, 52710, 54880, 56224, 60240, 61495, 61740, 63252, 70280, 70560, 72288, 73794, 79065, 82320, 84336, 86093, 90360, 98392, 98784, 105420, 110691, 120480, 122990, 123480, 126504, 140560, 147588, 158130, 164640, 168672, 172186, 180720, 184485, 196784, 210840, 221382, 245980, 246960, 253008, 258279, 281120, 295176, 316260, 344372, 361440, 368970, 393568, 421680, 430465, 442764, 491960, 493920, 506016, 516558, 553455, 590352, 632520, 688744, 737940, 774837, 843360, 860930, 885528, 983920, 1033116, 1106910, 1180704, 1265040, 1291395, 1377488, 1475880, 1549674, 1721860, 1771056, 1967840, 2066232, 2213820, 2530080, 2582790, 2754976, 2951760, 3099348, 3443720, 3542112, 3874185, 4132464, 4427640, 5165580, 5903520, 6198696, 6887440, 7748370, 8264928, 8855280, 10331160, 12397392, 13774880, 15496740, 17710560, 20662320, 24794784, 30993480, 41324640, 61986960, 123973920]

約数ペア:

[(1, 123973920), (2, 61986960), (3, 41324640), (4, 30993480), (5, 24794784), (6, 20662320), (7, 17710560), (8, 15496740), (9, 13774880), (10, 12397392), (12, 10331160), (14, 8855280), (15, 8264928), (16, 7748370), (18, 6887440), (20, 6198696), (21, 5903520), (24, 5165580), (28, 4427640), (30, 4132464), (32, 3874185), (35, 3542112), (36, 3443720), (40, 3099348), (42, 2951760), (45, 2754976), (48, 2582790), (49, 2530080), (56, 2213820), (60, 2066232), (63, 1967840), (70, 1771056), (72, 1721860), (80, 1549674), (84, 1475880), (90, 1377488), (96, 1291395), (98, 1265040), (105, 1180704), (112, 1106910), (120, 1033116), (126, 983920), (140, 885528), (144, 860930), (147, 843360), (160, 774837), (168, 737940), (180, 688744), (196, 632520), (210, 590352), (224, 553455), (240, 516558), (245, 506016), (251, 493920), (252, 491960), (280, 442764), (288, 430465), (294, 421680), (315, 393568), (336, 368970), (343, 361440), (360, 344372), (392, 316260), (420, 295176), (441, 281120), (480, 258279), (490, 253008), (502, 246960), (504, 245980), (560, 221382), (588, 210840), (630, 196784), (672, 184485), (686, 180720), (720, 172186), (735, 168672), (753, 164640), (784, 158130), (840, 147588), (882, 140560), (980, 126504), (1004, 123480), (1008, 122990), (1029, 120480), (1120, 110691), (1176, 105420), (1255, 98784), (1260, 98392), (1372, 90360), (1440, 86093), (1470, 84336), (1506, 82320), (1568, 79065), (1680, 73794), (1715, 72288), (1757, 70560), (1764, 70280), (1960, 63252), (2008, 61740), (2016, 61495), (2058, 60240), (2205, 56224), (2259, 54880), (2352, 52710), (2510, 49392), (2520, 49196), (2744, 45180), (2940, 42168), (3012, 41160), (3087, 40160), (3360, 36897), (3430, 36144), (3514, 35280), (3528, 35140), (3765, 32928), (3920, 31626), (4016, 30870), (4116, 30120), (4410, 28112), (4518, 27440), (4704, 26355), (5020, 24696), (5040, 24598), (5145, 24096), (5271, 23520), (5488, 22590), (5880, 21084), (6024, 20580), (6174, 20080), (6860, 18072), (7028, 17640), (7056, 17570), (7530, 16464), (7840, 15813), (8032, 15435), (8232, 15060), (8785, 14112), (8820, 14056), (9036, 13720), (10040, 12348), (10080, 12299), (10290, 12048), (10542, 11760), (10976, 11295)]