20254993920

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{41863}}^1$

素因数の和:41902

約数の個数: 320

約数和(自身を含む): 82227594240

約数和(自身を除く): 61972600320

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, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4608, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 7680, 8064, 8640, 8960, 10080, 10752, 11520, 12096, 13440, 13824, 15120, 16128, 17280, 17920, 20160, 23040, 24192, 26880, 30240, 32256, 34560, 40320, 41863, 48384, 53760, 60480, 69120, 80640, 83726, 96768, 120960, 125589, 161280, 167452, 209315, 241920, 251178, 293041, 334904, 376767, 418630, 483840, 502356, 586082, 627945, 669808, 753534, 837260, 879123, 1004712, 1130301, 1172164, 1255890, 1339616, 1465205, 1507068, 1674520, 1758246, 1883835, 2009424, 2260602, 2344328, 2511780, 2637369, 2679232, 2930410, 3014136, 3349040, 3516492, 3767670, 4018848, 4395615, 4521204, 4688656, 5023560, 5274738, 5358464, 5651505, 5860820, 6028272, 6698080, 7032984, 7535340, 7912107, 8037696, 8791230, 9042408, 9377312, 10047120, 10549476, 10716928, 11303010, 11721640, 12056544, 13186845, 13396160, 14065968, 15070680, 15824214, 16075392, 17582460, 18084816, 18754624, 20094240, 21098952, 21433856, 22606020, 23443280, 24113088, 26373690, 26792320, 28131936, 30141360, 31648428, 32150784, 35164920, 36169632, 37509248, 39560535, 40188480, 42197904, 45212040, 46886560, 48226176, 52747380, 53584640, 56263872, 60282720, 63296856, 64301568, 70329840, 72339264, 75018496, 79121070, 80376960, 84395808, 90424080, 93773120, 96452352, 105494760, 107169280, 112527744, 120565440, 126593712, 140659680, 144678528, 150036992, 158242140, 160753920, 168791616, 180848160, 187546240, 192904704, 210989520, 225055488, 241130880, 253187424, 281319360, 289357056, 316484280, 321507840, 337583232, 361696320, 375092480, 421979040, 450110976, 482261760, 506374848, 562638720, 578714112, 632968560, 675166464, 723392640, 750184960, 843958080, 964523520, 1012749696, 1125277440, 1265937120, 1350332928, 1446785280, 1687916160, 2025499392, 2250554880, 2531874240, 2893570560, 3375832320, 4050998784, 5063748480, 6751664640, 10127496960, 20254993920]

約数ペア:

[(1, 20254993920), (2, 10127496960), (3, 6751664640), (4, 5063748480), (5, 4050998784), (6, 3375832320), (7, 2893570560), (8, 2531874240), (9, 2250554880), (10, 2025499392), (12, 1687916160), (14, 1446785280), (15, 1350332928), (16, 1265937120), (18, 1125277440), (20, 1012749696), (21, 964523520), (24, 843958080), (27, 750184960), (28, 723392640), (30, 675166464), (32, 632968560), (35, 578714112), (36, 562638720), (40, 506374848), (42, 482261760), (45, 450110976), (48, 421979040), (54, 375092480), (56, 361696320), (60, 337583232), (63, 321507840), (64, 316484280), (70, 289357056), (72, 281319360), (80, 253187424), (84, 241130880), (90, 225055488), (96, 210989520), (105, 192904704), (108, 187546240), (112, 180848160), (120, 168791616), (126, 160753920), (128, 158242140), (135, 150036992), (140, 144678528), (144, 140659680), (160, 126593712), (168, 120565440), (180, 112527744), (189, 107169280), (192, 105494760), (210, 96452352), (216, 93773120), (224, 90424080), (240, 84395808), (252, 80376960), (256, 79121070), (270, 75018496), (280, 72339264), (288, 70329840), (315, 64301568), (320, 63296856), (336, 60282720), (360, 56263872), (378, 53584640), (384, 52747380), (420, 48226176), (432, 46886560), (448, 45212040), (480, 42197904), (504, 40188480), (512, 39560535), (540, 37509248), (560, 36169632), (576, 35164920), (630, 32150784), (640, 31648428), (672, 30141360), (720, 28131936), (756, 26792320), (768, 26373690), (840, 24113088), (864, 23443280), (896, 22606020), (945, 21433856), (960, 21098952), (1008, 20094240), (1080, 18754624), (1120, 18084816), (1152, 17582460), (1260, 16075392), (1280, 15824214), (1344, 15070680), (1440, 14065968), (1512, 13396160), (1536, 13186845), (1680, 12056544), (1728, 11721640), (1792, 11303010), (1890, 10716928), (1920, 10549476), (2016, 10047120), (2160, 9377312), (2240, 9042408), (2304, 8791230), (2520, 8037696), (2560, 7912107), (2688, 7535340), (2880, 7032984), (3024, 6698080), (3360, 6028272), (3456, 5860820), (3584, 5651505), (3780, 5358464), (3840, 5274738), (4032, 5023560), (4320, 4688656), (4480, 4521204), (4608, 4395615), (5040, 4018848), (5376, 3767670), (5760, 3516492), (6048, 3349040), (6720, 3014136), (6912, 2930410), (7560, 2679232), (7680, 2637369), (8064, 2511780), (8640, 2344328), (8960, 2260602), (10080, 2009424), (10752, 1883835), (11520, 1758246), (12096, 1674520), (13440, 1507068), (13824, 1465205), (15120, 1339616), (16128, 1255890), (17280, 1172164), (17920, 1130301), (20160, 1004712), (23040, 879123), (24192, 837260), (26880, 753534), (30240, 669808), (32256, 627945), (34560, 586082), (40320, 502356), (41863, 483840), (48384, 418630), (53760, 376767), (60480, 334904), (69120, 293041), (80640, 251178), (83726, 241920), (96768, 209315), (120960, 167452), (125589, 161280)]