20396970720

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1699}}^1$

素因数の和:2127

約数の個数: 384

約数和(自身を含む): 81841536000

約数和(自身を除く): 61444565280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 397, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 794, 840, 864, 945, 1008, 1080, 1120, 1191, 1260, 1440, 1512, 1588, 1680, 1699, 1890, 1985, 2016, 2160, 2382, 2520, 2779, 3024, 3176, 3360, 3398, 3573, 3780, 3970, 4320, 4764, 5040, 5097, 5558, 5955, 6048, 6352, 6796, 7146, 7560, 7940, 8337, 8495, 9528, 10080, 10194, 10719, 11116, 11893, 11910, 12704, 13592, 13895, 14292, 15120, 15291, 15880, 16674, 16990, 17865, 19056, 20388, 21438, 22232, 23786, 23820, 25011, 25485, 27184, 27790, 28584, 30240, 30582, 31760, 33348, 33980, 35679, 35730, 38112, 40776, 41685, 42876, 44464, 45873, 47572, 47640, 50022, 50970, 53595, 54368, 55580, 57168, 59465, 61164, 63520, 66696, 67960, 71358, 71460, 75033, 76455, 81552, 83370, 85752, 88928, 91746, 95144, 95280, 100044, 101940, 107037, 107190, 111160, 114336, 118930, 122328, 125055, 133392, 135920, 142716, 142920, 150066, 152910, 163104, 166740, 171504, 178395, 183492, 190288, 190560, 200088, 203880, 214074, 214380, 222320, 229365, 237860, 244656, 250110, 266784, 271840, 285432, 285840, 300132, 305820, 321111, 333480, 343008, 356790, 366984, 375165, 380576, 400176, 407760, 428148, 428760, 444640, 458730, 475720, 489312, 500220, 535185, 570864, 571680, 600264, 611640, 642222, 666960, 674503, 713580, 733968, 750330, 800352, 815520, 856296, 857520, 917460, 951440, 1000440, 1070370, 1141728, 1200528, 1223280, 1284444, 1333920, 1349006, 1427160, 1467936, 1500660, 1605555, 1712592, 1715040, 1834920, 1902880, 2000880, 2023509, 2140740, 2401056, 2446560, 2568888, 2698012, 2854320, 3001320, 3211110, 3372515, 3425184, 3669840, 4001760, 4047018, 4281480, 4721521, 5137776, 5396024, 5708640, 6002640, 6070527, 6422220, 6745030, 7339680, 8094036, 8562960, 9443042, 10117545, 10275552, 10792048, 12005280, 12141054, 12844440, 13490060, 14164563, 16188072, 17125920, 18211581, 18886084, 20235090, 21584096, 23607605, 24282108, 25688880, 26980120, 28329126, 30352635, 32376144, 36423162, 37772168, 40470180, 42493689, 47215210, 48564216, 51377760, 53960240, 56658252, 60705270, 64752288, 70822815, 72846324, 75544336, 80940360, 84987378, 91057905, 94430420, 97128432, 107920480, 113316504, 121410540, 127481067, 141645630, 145692648, 151088672, 161880720, 169974756, 182115810, 188860840, 194256864, 212468445, 226633008, 242821080, 254962134, 283291260, 291385296, 323761440, 339949512, 364231620, 377721680, 424936890, 453266016, 485642160, 509924268, 566582520, 582770592, 637405335, 679899024, 728463240, 755443360, 849873780, 971284320, 1019848536, 1133165040, 1274810670, 1359798048, 1456926480, 1699747560, 2039697072, 2266330080, 2549621340, 2913852960, 3399495120, 4079394144, 5099242680, 6798990240, 10198485360, 20396970720]

約数ペア:

[(1, 20396970720), (2, 10198485360), (3, 6798990240), (4, 5099242680), (5, 4079394144), (6, 3399495120), (7, 2913852960), (8, 2549621340), (9, 2266330080), (10, 2039697072), (12, 1699747560), (14, 1456926480), (15, 1359798048), (16, 1274810670), (18, 1133165040), (20, 1019848536), (21, 971284320), (24, 849873780), (27, 755443360), (28, 728463240), (30, 679899024), (32, 637405335), (35, 582770592), (36, 566582520), (40, 509924268), (42, 485642160), (45, 453266016), (48, 424936890), (54, 377721680), (56, 364231620), (60, 339949512), (63, 323761440), (70, 291385296), (72, 283291260), (80, 254962134), (84, 242821080), (90, 226633008), (96, 212468445), (105, 194256864), (108, 188860840), (112, 182115810), (120, 169974756), (126, 161880720), (135, 151088672), (140, 145692648), (144, 141645630), (160, 127481067), (168, 121410540), (180, 113316504), (189, 107920480), (210, 97128432), (216, 94430420), (224, 91057905), (240, 84987378), (252, 80940360), (270, 75544336), (280, 72846324), (288, 70822815), (315, 64752288), (336, 60705270), (360, 56658252), (378, 53960240), (397, 51377760), (420, 48564216), (432, 47215210), (480, 42493689), (504, 40470180), (540, 37772168), (560, 36423162), (630, 32376144), (672, 30352635), (720, 28329126), (756, 26980120), (794, 25688880), (840, 24282108), (864, 23607605), (945, 21584096), (1008, 20235090), (1080, 18886084), (1120, 18211581), (1191, 17125920), (1260, 16188072), (1440, 14164563), (1512, 13490060), (1588, 12844440), (1680, 12141054), (1699, 12005280), (1890, 10792048), (1985, 10275552), (2016, 10117545), (2160, 9443042), (2382, 8562960), (2520, 8094036), (2779, 7339680), (3024, 6745030), (3176, 6422220), (3360, 6070527), (3398, 6002640), (3573, 5708640), (3780, 5396024), (3970, 5137776), (4320, 4721521), (4764, 4281480), (5040, 4047018), (5097, 4001760), (5558, 3669840), (5955, 3425184), (6048, 3372515), (6352, 3211110), (6796, 3001320), (7146, 2854320), (7560, 2698012), (7940, 2568888), (8337, 2446560), (8495, 2401056), (9528, 2140740), (10080, 2023509), (10194, 2000880), (10719, 1902880), (11116, 1834920), (11893, 1715040), (11910, 1712592), (12704, 1605555), (13592, 1500660), (13895, 1467936), (14292, 1427160), (15120, 1349006), (15291, 1333920), (15880, 1284444), (16674, 1223280), (16990, 1200528), (17865, 1141728), (19056, 1070370), (20388, 1000440), (21438, 951440), (22232, 917460), (23786, 857520), (23820, 856296), (25011, 815520), (25485, 800352), (27184, 750330), (27790, 733968), (28584, 713580), (30240, 674503), (30582, 666960), (31760, 642222), (33348, 611640), (33980, 600264), (35679, 571680), (35730, 570864), (38112, 535185), (40776, 500220), (41685, 489312), (42876, 475720), (44464, 458730), (45873, 444640), (47572, 428760), (47640, 428148), (50022, 407760), (50970, 400176), (53595, 380576), (54368, 375165), (55580, 366984), (57168, 356790), (59465, 343008), (61164, 333480), (63520, 321111), (66696, 305820), (67960, 300132), (71358, 285840), (71460, 285432), (75033, 271840), (76455, 266784), (81552, 250110), (83370, 244656), (85752, 237860), (88928, 229365), (91746, 222320), (95144, 214380), (95280, 214074), (100044, 203880), (101940, 200088), (107037, 190560), (107190, 190288), (111160, 183492), (114336, 178395), (118930, 171504), (122328, 166740), (125055, 163104), (133392, 152910), (135920, 150066), (142716, 142920)]