20417740800

素因数分解:

$2^{17}\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 432

約数和(自身を含む): 70732472832

約数和(自身を除く): 50314732032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 67, 75, 80, 93, 96, 100, 120, 124, 128, 134, 150, 155, 160, 186, 192, 200, 201, 240, 248, 256, 268, 300, 310, 320, 335, 372, 384, 400, 402, 465, 480, 496, 512, 536, 600, 620, 640, 670, 744, 768, 775, 800, 804, 930, 960, 992, 1005, 1024, 1072, 1200, 1240, 1280, 1340, 1488, 1536, 1550, 1600, 1608, 1675, 1860, 1920, 1984, 2010, 2048, 2077, 2144, 2325, 2400, 2480, 2560, 2680, 2976, 3072, 3100, 3200, 3216, 3350, 3720, 3840, 3968, 4020, 4096, 4154, 4288, 4650, 4800, 4960, 5025, 5120, 5360, 5952, 6144, 6200, 6231, 6400, 6432, 6700, 7440, 7680, 7936, 8040, 8192, 8308, 8576, 9300, 9600, 9920, 10050, 10240, 10385, 10720, 11904, 12288, 12400, 12462, 12800, 12864, 13400, 14880, 15360, 15872, 16080, 16384, 16616, 17152, 18600, 19200, 19840, 20100, 20480, 20770, 21440, 23808, 24576, 24800, 24924, 25600, 25728, 26800, 29760, 30720, 31155, 31744, 32160, 32768, 33232, 34304, 37200, 38400, 39680, 40200, 40960, 41540, 42880, 47616, 49152, 49600, 49848, 51200, 51456, 51925, 53600, 59520, 61440, 62310, 63488, 64320, 65536, 66464, 68608, 74400, 76800, 79360, 80400, 81920, 83080, 85760, 95232, 98304, 99200, 99696, 102400, 102912, 103850, 107200, 119040, 122880, 124620, 126976, 128640, 131072, 132928, 137216, 148800, 153600, 155775, 158720, 160800, 163840, 166160, 171520, 190464, 196608, 198400, 199392, 204800, 205824, 207700, 214400, 238080, 245760, 249240, 253952, 257280, 265856, 274432, 297600, 307200, 311550, 317440, 321600, 327680, 332320, 343040, 380928, 393216, 396800, 398784, 409600, 411648, 415400, 428800, 476160, 491520, 498480, 507904, 514560, 531712, 548864, 595200, 614400, 623100, 634880, 643200, 655360, 664640, 686080, 761856, 793600, 797568, 819200, 823296, 830800, 857600, 952320, 983040, 996960, 1015808, 1029120, 1063424, 1097728, 1190400, 1228800, 1246200, 1269760, 1286400, 1329280, 1372160, 1523712, 1587200, 1595136, 1638400, 1646592, 1661600, 1715200, 1904640, 1966080, 1993920, 2031616, 2058240, 2126848, 2195456, 2380800, 2457600, 2492400, 2539520, 2572800, 2658560, 2744320, 3047424, 3174400, 3190272, 3276800, 3293184, 3323200, 3430400, 3809280, 3987840, 4063232, 4116480, 4253696, 4390912, 4761600, 4915200, 4984800, 5079040, 5145600, 5317120, 5488640, 6094848, 6348800, 6380544, 6586368, 6646400, 6860800, 7618560, 7975680, 8232960, 8507392, 8781824, 9523200, 9830400, 9969600, 10158080, 10291200, 10634240, 10977280, 12189696, 12697600, 12761088, 13172736, 13292800, 13721600, 15237120, 15951360, 16465920, 17014784, 19046400, 19939200, 20316160, 20582400, 21268480, 21954560, 25395200, 25522176, 26345472, 26585600, 27443200, 30474240, 31902720, 32931840, 34029568, 38092800, 39878400, 41164800, 42536960, 43909120, 50790400, 51044352, 53171200, 54886400, 60948480, 63805440, 65863680, 68059136, 76185600, 79756800, 82329600, 85073920, 101580800, 102088704, 106342400, 109772800, 127610880, 131727360, 136118272, 152371200, 159513600, 164659200, 170147840, 204177408, 212684800, 219545600, 255221760, 272236544, 304742400, 319027200, 329318400, 340295680, 408354816, 425369600, 510443520, 638054400, 658636800, 680591360, 816709632, 850739200, 1020887040, 1276108800, 1361182720, 1701478400, 2041774080, 2552217600, 3402956800, 4083548160, 5104435200, 6805913600, 10208870400, 20417740800]

約数ペア:

[(1, 20417740800), (2, 10208870400), (3, 6805913600), (4, 5104435200), (5, 4083548160), (6, 3402956800), (8, 2552217600), (10, 2041774080), (12, 1701478400), (15, 1361182720), (16, 1276108800), (20, 1020887040), (24, 850739200), (25, 816709632), (30, 680591360), (31, 658636800), (32, 638054400), (40, 510443520), (48, 425369600), (50, 408354816), (60, 340295680), (62, 329318400), (64, 319027200), (67, 304742400), (75, 272236544), (80, 255221760), (93, 219545600), (96, 212684800), (100, 204177408), (120, 170147840), (124, 164659200), (128, 159513600), (134, 152371200), (150, 136118272), (155, 131727360), (160, 127610880), (186, 109772800), (192, 106342400), (200, 102088704), (201, 101580800), (240, 85073920), (248, 82329600), (256, 79756800), (268, 76185600), (300, 68059136), (310, 65863680), (320, 63805440), (335, 60948480), (372, 54886400), (384, 53171200), (400, 51044352), (402, 50790400), (465, 43909120), (480, 42536960), (496, 41164800), (512, 39878400), (536, 38092800), (600, 34029568), (620, 32931840), (640, 31902720), (670, 30474240), (744, 27443200), (768, 26585600), (775, 26345472), (800, 25522176), (804, 25395200), (930, 21954560), (960, 21268480), (992, 20582400), (1005, 20316160), (1024, 19939200), (1072, 19046400), (1200, 17014784), (1240, 16465920), (1280, 15951360), (1340, 15237120), (1488, 13721600), (1536, 13292800), (1550, 13172736), (1600, 12761088), (1608, 12697600), (1675, 12189696), (1860, 10977280), (1920, 10634240), (1984, 10291200), (2010, 10158080), (2048, 9969600), (2077, 9830400), (2144, 9523200), (2325, 8781824), (2400, 8507392), (2480, 8232960), (2560, 7975680), (2680, 7618560), (2976, 6860800), (3072, 6646400), (3100, 6586368), (3200, 6380544), (3216, 6348800), (3350, 6094848), (3720, 5488640), (3840, 5317120), (3968, 5145600), (4020, 5079040), (4096, 4984800), (4154, 4915200), (4288, 4761600), (4650, 4390912), (4800, 4253696), (4960, 4116480), (5025, 4063232), (5120, 3987840), (5360, 3809280), (5952, 3430400), (6144, 3323200), (6200, 3293184), (6231, 3276800), (6400, 3190272), (6432, 3174400), (6700, 3047424), (7440, 2744320), (7680, 2658560), (7936, 2572800), (8040, 2539520), (8192, 2492400), (8308, 2457600), (8576, 2380800), (9300, 2195456), (9600, 2126848), (9920, 2058240), (10050, 2031616), (10240, 1993920), (10385, 1966080), (10720, 1904640), (11904, 1715200), (12288, 1661600), (12400, 1646592), (12462, 1638400), (12800, 1595136), (12864, 1587200), (13400, 1523712), (14880, 1372160), (15360, 1329280), (15872, 1286400), (16080, 1269760), (16384, 1246200), (16616, 1228800), (17152, 1190400), (18600, 1097728), (19200, 1063424), (19840, 1029120), (20100, 1015808), (20480, 996960), (20770, 983040), (21440, 952320), (23808, 857600), (24576, 830800), (24800, 823296), (24924, 819200), (25600, 797568), (25728, 793600), (26800, 761856), (29760, 686080), (30720, 664640), (31155, 655360), (31744, 643200), (32160, 634880), (32768, 623100), (33232, 614400), (34304, 595200), (37200, 548864), (38400, 531712), (39680, 514560), (40200, 507904), (40960, 498480), (41540, 491520), (42880, 476160), (47616, 428800), (49152, 415400), (49600, 411648), (49848, 409600), (51200, 398784), (51456, 396800), (51925, 393216), (53600, 380928), (59520, 343040), (61440, 332320), (62310, 327680), (63488, 321600), (64320, 317440), (65536, 311550), (66464, 307200), (68608, 297600), (74400, 274432), (76800, 265856), (79360, 257280), (80400, 253952), (81920, 249240), (83080, 245760), (85760, 238080), (95232, 214400), (98304, 207700), (99200, 205824), (99696, 204800), (102400, 199392), (102912, 198400), (103850, 196608), (107200, 190464), (119040, 171520), (122880, 166160), (124620, 163840), (126976, 160800), (128640, 158720), (131072, 155775), (132928, 153600), (137216, 148800)]