20996878560

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{751}}^1$

素因数の和:986

約数の個数: 384

約数和(自身を含む): 77608710144

約数和(自身を除く): 56611831584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 96, 105, 106, 112, 120, 140, 157, 159, 160, 168, 210, 212, 224, 240, 265, 280, 314, 318, 336, 371, 420, 424, 471, 480, 530, 560, 628, 636, 672, 742, 751, 785, 795, 840, 848, 942, 1060, 1099, 1113, 1120, 1256, 1272, 1484, 1502, 1570, 1590, 1680, 1696, 1855, 1884, 2120, 2198, 2226, 2253, 2355, 2512, 2544, 2968, 3004, 3140, 3180, 3297, 3360, 3710, 3755, 3768, 4240, 4396, 4452, 4506, 4710, 5024, 5088, 5257, 5495, 5565, 5936, 6008, 6280, 6360, 6594, 7420, 7510, 7536, 8321, 8480, 8792, 8904, 9012, 9420, 10514, 10990, 11130, 11265, 11872, 12016, 12560, 12720, 13188, 14840, 15020, 15072, 15771, 16485, 16642, 17584, 17808, 18024, 18840, 21028, 21980, 22260, 22530, 24032, 24963, 25120, 25440, 26285, 26376, 29680, 30040, 31542, 32970, 33284, 35168, 35616, 36048, 37680, 39803, 41605, 42056, 43960, 44520, 45060, 49926, 52570, 52752, 58247, 59360, 60080, 63084, 65940, 66568, 72096, 75360, 78855, 79606, 83210, 84112, 87920, 89040, 90120, 99852, 105140, 105504, 116494, 117907, 119409, 120160, 124815, 126168, 131880, 133136, 157710, 159212, 166420, 168224, 174741, 175840, 178080, 180240, 199015, 199704, 210280, 232988, 235814, 238818, 249630, 252336, 263760, 266272, 278621, 291235, 315420, 318424, 332840, 349482, 353721, 360480, 398030, 399408, 420560, 465976, 471628, 477636, 499260, 504672, 527520, 557242, 582470, 589535, 597045, 630840, 636848, 665680, 698964, 707442, 796060, 798816, 825349, 835863, 841120, 873705, 931952, 943256, 955272, 998520, 1114484, 1164940, 1179070, 1194090, 1261680, 1273696, 1331360, 1393105, 1397928, 1414884, 1592120, 1650698, 1671726, 1747410, 1768605, 1863904, 1886512, 1910544, 1997040, 2228968, 2329880, 2358140, 2388180, 2476047, 2523360, 2786210, 2795856, 2829768, 3184240, 3301396, 3343452, 3494820, 3537210, 3773024, 3821088, 3994080, 4126745, 4179315, 4457936, 4659760, 4716280, 4776360, 4952094, 5572420, 5591712, 5659536, 6249071, 6368480, 6602792, 6686904, 6989640, 7074420, 8253490, 8358630, 8915872, 9319520, 9432560, 9552720, 9904188, 11144840, 11319072, 12380235, 12498142, 13205584, 13373808, 13979280, 14148840, 16506980, 16717260, 18747213, 18865120, 19105440, 19808376, 22289680, 24760470, 24996284, 26411168, 26747616, 27958560, 28297680, 31245355, 33013960, 33434520, 37494426, 39616752, 43743497, 44579360, 49520940, 49992568, 56595360, 62490710, 66027920, 66869040, 74988852, 79233504, 87486994, 93736065, 99041880, 99985136, 124981420, 131230491, 132055840, 133738080, 149977704, 174973988, 187472130, 198083760, 199970272, 218717485, 249962840, 262460982, 299955408, 349947976, 374944260, 396167520, 437434970, 499925680, 524921964, 599910816, 656152455, 699895952, 749888520, 874869940, 999851360, 1049843928, 1312304910, 1399791904, 1499777040, 1749739880, 2099687856, 2624609820, 2999554080, 3499479760, 4199375712, 5249219640, 6998959520, 10498439280, 20996878560]

約数ペア:

[(1, 20996878560), (2, 10498439280), (3, 6998959520), (4, 5249219640), (5, 4199375712), (6, 3499479760), (7, 2999554080), (8, 2624609820), (10, 2099687856), (12, 1749739880), (14, 1499777040), (15, 1399791904), (16, 1312304910), (20, 1049843928), (21, 999851360), (24, 874869940), (28, 749888520), (30, 699895952), (32, 656152455), (35, 599910816), (40, 524921964), (42, 499925680), (48, 437434970), (53, 396167520), (56, 374944260), (60, 349947976), (70, 299955408), (80, 262460982), (84, 249962840), (96, 218717485), (105, 199970272), (106, 198083760), (112, 187472130), (120, 174973988), (140, 149977704), (157, 133738080), (159, 132055840), (160, 131230491), (168, 124981420), (210, 99985136), (212, 99041880), (224, 93736065), (240, 87486994), (265, 79233504), (280, 74988852), (314, 66869040), (318, 66027920), (336, 62490710), (371, 56595360), (420, 49992568), (424, 49520940), (471, 44579360), (480, 43743497), (530, 39616752), (560, 37494426), (628, 33434520), (636, 33013960), (672, 31245355), (742, 28297680), (751, 27958560), (785, 26747616), (795, 26411168), (840, 24996284), (848, 24760470), (942, 22289680), (1060, 19808376), (1099, 19105440), (1113, 18865120), (1120, 18747213), (1256, 16717260), (1272, 16506980), (1484, 14148840), (1502, 13979280), (1570, 13373808), (1590, 13205584), (1680, 12498142), (1696, 12380235), (1855, 11319072), (1884, 11144840), (2120, 9904188), (2198, 9552720), (2226, 9432560), (2253, 9319520), (2355, 8915872), (2512, 8358630), (2544, 8253490), (2968, 7074420), (3004, 6989640), (3140, 6686904), (3180, 6602792), (3297, 6368480), (3360, 6249071), (3710, 5659536), (3755, 5591712), (3768, 5572420), (4240, 4952094), (4396, 4776360), (4452, 4716280), (4506, 4659760), (4710, 4457936), (5024, 4179315), (5088, 4126745), (5257, 3994080), (5495, 3821088), (5565, 3773024), (5936, 3537210), (6008, 3494820), (6280, 3343452), (6360, 3301396), (6594, 3184240), (7420, 2829768), (7510, 2795856), (7536, 2786210), (8321, 2523360), (8480, 2476047), (8792, 2388180), (8904, 2358140), (9012, 2329880), (9420, 2228968), (10514, 1997040), (10990, 1910544), (11130, 1886512), (11265, 1863904), (11872, 1768605), (12016, 1747410), (12560, 1671726), (12720, 1650698), (13188, 1592120), (14840, 1414884), (15020, 1397928), (15072, 1393105), (15771, 1331360), (16485, 1273696), (16642, 1261680), (17584, 1194090), (17808, 1179070), (18024, 1164940), (18840, 1114484), (21028, 998520), (21980, 955272), (22260, 943256), (22530, 931952), (24032, 873705), (24963, 841120), (25120, 835863), (25440, 825349), (26285, 798816), (26376, 796060), (29680, 707442), (30040, 698964), (31542, 665680), (32970, 636848), (33284, 630840), (35168, 597045), (35616, 589535), (36048, 582470), (37680, 557242), (39803, 527520), (41605, 504672), (42056, 499260), (43960, 477636), (44520, 471628), (45060, 465976), (49926, 420560), (52570, 399408), (52752, 398030), (58247, 360480), (59360, 353721), (60080, 349482), (63084, 332840), (65940, 318424), (66568, 315420), (72096, 291235), (75360, 278621), (78855, 266272), (79606, 263760), (83210, 252336), (84112, 249630), (87920, 238818), (89040, 235814), (90120, 232988), (99852, 210280), (105140, 199704), (105504, 199015), (116494, 180240), (117907, 178080), (119409, 175840), (120160, 174741), (124815, 168224), (126168, 166420), (131880, 159212), (133136, 157710)]