21012873840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{19213}}^1$

素因数の和:19277

約数の個数: 360

約数和(自身を含む): 84742040448

約数和(自身を除く): 63729166608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 98, 105, 112, 120, 124, 126, 140, 144, 147, 155, 168, 180, 186, 196, 210, 217, 240, 245, 248, 252, 279, 280, 294, 310, 315, 336, 360, 372, 392, 420, 434, 441, 465, 490, 496, 504, 558, 560, 588, 620, 630, 651, 720, 735, 744, 784, 840, 868, 882, 930, 980, 1008, 1085, 1116, 1176, 1240, 1260, 1302, 1395, 1470, 1488, 1519, 1680, 1736, 1764, 1860, 1953, 1960, 2170, 2205, 2232, 2352, 2480, 2520, 2604, 2790, 2940, 3038, 3255, 3472, 3528, 3720, 3906, 3920, 4340, 4410, 4464, 4557, 5040, 5208, 5580, 5880, 6076, 6510, 7056, 7440, 7595, 7812, 8680, 8820, 9114, 9765, 10416, 11160, 11760, 12152, 13020, 13671, 15190, 15624, 17360, 17640, 18228, 19213, 19530, 22320, 22785, 24304, 26040, 27342, 30380, 31248, 35280, 36456, 38426, 39060, 45570, 52080, 54684, 57639, 60760, 68355, 72912, 76852, 78120, 91140, 96065, 109368, 115278, 121520, 134491, 136710, 153704, 156240, 172917, 182280, 192130, 218736, 230556, 268982, 273420, 288195, 307408, 345834, 364560, 384260, 403473, 461112, 537964, 546840, 576390, 595603, 672455, 691668, 768520, 806946, 864585, 922224, 941437, 1075928, 1093680, 1152780, 1191206, 1210419, 1344910, 1383336, 1537040, 1613892, 1729170, 1786809, 1882874, 2017365, 2151856, 2305560, 2382412, 2420838, 2689820, 2766672, 2824311, 2978015, 3227784, 3458340, 3573618, 3765748, 4034730, 4169221, 4611120, 4707185, 4764824, 4841676, 5360427, 5379640, 5648622, 5956030, 6052095, 6455568, 6916680, 7147236, 7531496, 8069460, 8338442, 8472933, 8934045, 9414370, 9529648, 9683352, 10720854, 10759280, 11297244, 11912060, 12104190, 12507663, 13833360, 14121555, 14294472, 15062992, 16138920, 16676884, 16945866, 17868090, 18828740, 19366704, 20846105, 21441708, 22594488, 23824120, 24208380, 25015326, 26802135, 28243110, 28588944, 29184547, 32277840, 33353768, 33891732, 35736180, 37522989, 37657480, 41692210, 42364665, 42883416, 45188976, 47648240, 48416760, 50030652, 53604270, 56486220, 58369094, 62538315, 66707536, 67783464, 71472360, 75045978, 75314960, 83384420, 84729330, 85766832, 87553641, 96833520, 100061304, 107208540, 112972440, 116738188, 125076630, 135566928, 142944720, 145922735, 150091956, 166768840, 169458660, 175107282, 187614945, 200122608, 214417080, 225944880, 233476376, 250153260, 262660923, 291845470, 300183912, 333537680, 338917320, 350214564, 375229890, 428834160, 437768205, 466952752, 500306520, 525321846, 583690940, 600367824, 677834640, 700429128, 750459780, 875536410, 1000613040, 1050643692, 1167381880, 1313304615, 1400858256, 1500919560, 1751072820, 2101287384, 2334763760, 2626609230, 3001839120, 3502145640, 4202574768, 5253218460, 7004291280, 10506436920, 21012873840]

約数ペア:

[(1, 21012873840), (2, 10506436920), (3, 7004291280), (4, 5253218460), (5, 4202574768), (6, 3502145640), (7, 3001839120), (8, 2626609230), (9, 2334763760), (10, 2101287384), (12, 1751072820), (14, 1500919560), (15, 1400858256), (16, 1313304615), (18, 1167381880), (20, 1050643692), (21, 1000613040), (24, 875536410), (28, 750459780), (30, 700429128), (31, 677834640), (35, 600367824), (36, 583690940), (40, 525321846), (42, 500306520), (45, 466952752), (48, 437768205), (49, 428834160), (56, 375229890), (60, 350214564), (62, 338917320), (63, 333537680), (70, 300183912), (72, 291845470), (80, 262660923), (84, 250153260), (90, 233476376), (93, 225944880), (98, 214417080), (105, 200122608), (112, 187614945), (120, 175107282), (124, 169458660), (126, 166768840), (140, 150091956), (144, 145922735), (147, 142944720), (155, 135566928), (168, 125076630), (180, 116738188), (186, 112972440), (196, 107208540), (210, 100061304), (217, 96833520), (240, 87553641), (245, 85766832), (248, 84729330), (252, 83384420), (279, 75314960), (280, 75045978), (294, 71472360), (310, 67783464), (315, 66707536), (336, 62538315), (360, 58369094), (372, 56486220), (392, 53604270), (420, 50030652), (434, 48416760), (441, 47648240), (465, 45188976), (490, 42883416), (496, 42364665), (504, 41692210), (558, 37657480), (560, 37522989), (588, 35736180), (620, 33891732), (630, 33353768), (651, 32277840), (720, 29184547), (735, 28588944), (744, 28243110), (784, 26802135), (840, 25015326), (868, 24208380), (882, 23824120), (930, 22594488), (980, 21441708), (1008, 20846105), (1085, 19366704), (1116, 18828740), (1176, 17868090), (1240, 16945866), (1260, 16676884), (1302, 16138920), (1395, 15062992), (1470, 14294472), (1488, 14121555), (1519, 13833360), (1680, 12507663), (1736, 12104190), (1764, 11912060), (1860, 11297244), (1953, 10759280), (1960, 10720854), (2170, 9683352), (2205, 9529648), (2232, 9414370), (2352, 8934045), (2480, 8472933), (2520, 8338442), (2604, 8069460), (2790, 7531496), (2940, 7147236), (3038, 6916680), (3255, 6455568), (3472, 6052095), (3528, 5956030), (3720, 5648622), (3906, 5379640), (3920, 5360427), (4340, 4841676), (4410, 4764824), (4464, 4707185), (4557, 4611120), (5040, 4169221), (5208, 4034730), (5580, 3765748), (5880, 3573618), (6076, 3458340), (6510, 3227784), (7056, 2978015), (7440, 2824311), (7595, 2766672), (7812, 2689820), (8680, 2420838), (8820, 2382412), (9114, 2305560), (9765, 2151856), (10416, 2017365), (11160, 1882874), (11760, 1786809), (12152, 1729170), (13020, 1613892), (13671, 1537040), (15190, 1383336), (15624, 1344910), (17360, 1210419), (17640, 1191206), (18228, 1152780), (19213, 1093680), (19530, 1075928), (22320, 941437), (22785, 922224), (24304, 864585), (26040, 806946), (27342, 768520), (30380, 691668), (31248, 672455), (35280, 595603), (36456, 576390), (38426, 546840), (39060, 537964), (45570, 461112), (52080, 403473), (54684, 384260), (57639, 364560), (60760, 345834), (68355, 307408), (72912, 288195), (76852, 273420), (78120, 268982), (91140, 230556), (96065, 218736), (109368, 192130), (115278, 182280), (121520, 172917), (134491, 156240), (136710, 153704)]