20716354260

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{523}}^1$

素因数の和:1057

約数の個数: 360

約数和(自身を含む): 75894588000

約数和(自身を除く): 55178233740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 499, 523, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 998, 1046, 1134, 1260, 1323, 1470, 1497, 1569, 1620, 1764, 1890, 1996, 2092, 2205, 2268, 2495, 2615, 2646, 2835, 2940, 2994, 3138, 3493, 3661, 3780, 3969, 4410, 4491, 4707, 4990, 5230, 5292, 5670, 5988, 6276, 6615, 6986, 7322, 7485, 7845, 7938, 8820, 8982, 9414, 9980, 10460, 10479, 10983, 11340, 13230, 13473, 13972, 14121, 14644, 14970, 15690, 15876, 17465, 17964, 18305, 18828, 19845, 20958, 21966, 22455, 23535, 24451, 25627, 26460, 26946, 28242, 29940, 31380, 31437, 32949, 34930, 36610, 39690, 40419, 41916, 42363, 43932, 44910, 47070, 48902, 51254, 52395, 53892, 54915, 56484, 62874, 65898, 67365, 69860, 70605, 73220, 73353, 76881, 79380, 80838, 84726, 89820, 94140, 94311, 97804, 98847, 102508, 104790, 109830, 122255, 125748, 128135, 131796, 134730, 141210, 146706, 153762, 157185, 161676, 164745, 169452, 188622, 197694, 202095, 209580, 211815, 219660, 220059, 230643, 244510, 256270, 260977, 269460, 282420, 282933, 293412, 296541, 307524, 314370, 329490, 366765, 377244, 384405, 395388, 404190, 423630, 440118, 461286, 471555, 489020, 494235, 512540, 521954, 565866, 593082, 628740, 658980, 660177, 691929, 733530, 768810, 782931, 808380, 847260, 880236, 922572, 943110, 988470, 1043908, 1100295, 1131732, 1153215, 1186164, 1304885, 1320354, 1383858, 1414665, 1467060, 1482705, 1537620, 1565862, 1826839, 1886220, 1976940, 1980531, 2075787, 2200590, 2306430, 2348793, 2609770, 2640708, 2767716, 2829330, 2965410, 3131724, 3300885, 3459645, 3653678, 3914655, 3961062, 4151574, 4401180, 4612860, 4697586, 5219540, 5480517, 5658660, 5930820, 6601770, 6919290, 7046379, 7307356, 7829310, 7922124, 8303148, 9134195, 9395172, 9902655, 10378935, 10961034, 11743965, 12787873, 13203540, 13838580, 14092758, 15658620, 16441551, 18268390, 19805310, 20757870, 21139137, 21922068, 23487930, 25575746, 27402585, 28185516, 32883102, 35231895, 36536780, 38363619, 39610620, 41515740, 42278274, 46975860, 49324653, 51151492, 54805170, 63939365, 65766204, 70463790, 76727238, 82207755, 84556548, 98649306, 105695685, 109610340, 115090857, 127878730, 140927580, 147973959, 153454476, 164415510, 191818095, 197298612, 211391370, 230181714, 246623265, 255757460, 295947918, 328831020, 345272571, 383636190, 422782740, 460363428, 493246530, 575454285, 591895836, 690545142, 739869795, 767272380, 986493060, 1035817713, 1150908570, 1381090284, 1479739590, 1726362855, 2071635426, 2301817140, 2959479180, 3452725710, 4143270852, 5179088565, 6905451420, 10358177130, 20716354260]

約数ペア:

[(1, 20716354260), (2, 10358177130), (3, 6905451420), (4, 5179088565), (5, 4143270852), (6, 3452725710), (7, 2959479180), (9, 2301817140), (10, 2071635426), (12, 1726362855), (14, 1479739590), (15, 1381090284), (18, 1150908570), (20, 1035817713), (21, 986493060), (27, 767272380), (28, 739869795), (30, 690545142), (35, 591895836), (36, 575454285), (42, 493246530), (45, 460363428), (49, 422782740), (54, 383636190), (60, 345272571), (63, 328831020), (70, 295947918), (81, 255757460), (84, 246623265), (90, 230181714), (98, 211391370), (105, 197298612), (108, 191818095), (126, 164415510), (135, 153454476), (140, 147973959), (147, 140927580), (162, 127878730), (180, 115090857), (189, 109610340), (196, 105695685), (210, 98649306), (245, 84556548), (252, 82207755), (270, 76727238), (294, 70463790), (315, 65766204), (324, 63939365), (378, 54805170), (405, 51151492), (420, 49324653), (441, 46975860), (490, 42278274), (499, 41515740), (523, 39610620), (540, 38363619), (567, 36536780), (588, 35231895), (630, 32883102), (735, 28185516), (756, 27402585), (810, 25575746), (882, 23487930), (945, 21922068), (980, 21139137), (998, 20757870), (1046, 19805310), (1134, 18268390), (1260, 16441551), (1323, 15658620), (1470, 14092758), (1497, 13838580), (1569, 13203540), (1620, 12787873), (1764, 11743965), (1890, 10961034), (1996, 10378935), (2092, 9902655), (2205, 9395172), (2268, 9134195), (2495, 8303148), (2615, 7922124), (2646, 7829310), (2835, 7307356), (2940, 7046379), (2994, 6919290), (3138, 6601770), (3493, 5930820), (3661, 5658660), (3780, 5480517), (3969, 5219540), (4410, 4697586), (4491, 4612860), (4707, 4401180), (4990, 4151574), (5230, 3961062), (5292, 3914655), (5670, 3653678), (5988, 3459645), (6276, 3300885), (6615, 3131724), (6986, 2965410), (7322, 2829330), (7485, 2767716), (7845, 2640708), (7938, 2609770), (8820, 2348793), (8982, 2306430), (9414, 2200590), (9980, 2075787), (10460, 1980531), (10479, 1976940), (10983, 1886220), (11340, 1826839), (13230, 1565862), (13473, 1537620), (13972, 1482705), (14121, 1467060), (14644, 1414665), (14970, 1383858), (15690, 1320354), (15876, 1304885), (17465, 1186164), (17964, 1153215), (18305, 1131732), (18828, 1100295), (19845, 1043908), (20958, 988470), (21966, 943110), (22455, 922572), (23535, 880236), (24451, 847260), (25627, 808380), (26460, 782931), (26946, 768810), (28242, 733530), (29940, 691929), (31380, 660177), (31437, 658980), (32949, 628740), (34930, 593082), (36610, 565866), (39690, 521954), (40419, 512540), (41916, 494235), (42363, 489020), (43932, 471555), (44910, 461286), (47070, 440118), (48902, 423630), (51254, 404190), (52395, 395388), (53892, 384405), (54915, 377244), (56484, 366765), (62874, 329490), (65898, 314370), (67365, 307524), (69860, 296541), (70605, 293412), (73220, 282933), (73353, 282420), (76881, 269460), (79380, 260977), (80838, 256270), (84726, 244510), (89820, 230643), (94140, 220059), (94311, 219660), (97804, 211815), (98847, 209580), (102508, 202095), (104790, 197694), (109830, 188622), (122255, 169452), (125748, 164745), (128135, 161676), (131796, 157185), (134730, 153762), (141210, 146706)]