19661022720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2377}}^1$

素因数の和:2765

約数の個数: 240

約数和(自身を含む): 68310047520

約数和(自身を除く): 48649024800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 359, 360, 384, 480, 512, 576, 640, 718, 720, 768, 960, 1077, 1152, 1280, 1436, 1440, 1536, 1795, 1920, 2154, 2304, 2377, 2560, 2872, 2880, 3231, 3590, 3840, 4308, 4608, 4754, 5385, 5744, 5760, 6462, 7131, 7180, 7680, 8616, 9508, 10770, 11488, 11520, 11885, 12924, 14262, 14360, 16155, 17232, 19016, 21393, 21540, 22976, 23040, 23770, 25848, 28524, 28720, 32310, 34464, 35655, 38032, 42786, 43080, 45952, 47540, 51696, 57048, 57440, 64620, 68928, 71310, 76064, 85572, 86160, 91904, 95080, 103392, 106965, 114096, 114880, 129240, 137856, 142620, 152128, 171144, 172320, 183808, 190160, 206784, 213930, 228192, 229760, 258480, 275712, 285240, 304256, 342288, 344640, 380320, 413568, 427860, 456384, 459520, 516960, 551424, 570480, 608512, 684576, 689280, 760640, 827136, 853343, 855720, 912768, 919040, 1033920, 1140960, 1217024, 1369152, 1378560, 1521280, 1654272, 1706686, 1711440, 1825536, 2067840, 2281920, 2560029, 2738304, 2757120, 3042560, 3413372, 3422880, 3651072, 4135680, 4266715, 4563840, 5120058, 5476608, 6085120, 6826744, 6845760, 7680087, 8271360, 8533430, 9127680, 10240116, 10953216, 12800145, 13653488, 13691520, 15360174, 17066860, 18255360, 20480232, 25600290, 27306976, 27383040, 30720348, 34133720, 38400435, 40960464, 51200580, 54613952, 54766080, 61440696, 68267440, 76800870, 81920928, 102401160, 109227904, 122881392, 136534880, 153601740, 163841856, 204802320, 218455808, 245762784, 273069760, 307203480, 327683712, 409604640, 436911616, 491525568, 546139520, 614406960, 655367424, 819209280, 983051136, 1092279040, 1228813920, 1310734848, 1638418560, 1966102272, 2184558080, 2457627840, 3276837120, 3932204544, 4915255680, 6553674240, 9830511360, 19661022720]

約数ペア:

[(1, 19661022720), (2, 9830511360), (3, 6553674240), (4, 4915255680), (5, 3932204544), (6, 3276837120), (8, 2457627840), (9, 2184558080), (10, 1966102272), (12, 1638418560), (15, 1310734848), (16, 1228813920), (18, 1092279040), (20, 983051136), (24, 819209280), (30, 655367424), (32, 614406960), (36, 546139520), (40, 491525568), (45, 436911616), (48, 409604640), (60, 327683712), (64, 307203480), (72, 273069760), (80, 245762784), (90, 218455808), (96, 204802320), (120, 163841856), (128, 153601740), (144, 136534880), (160, 122881392), (180, 109227904), (192, 102401160), (240, 81920928), (256, 76800870), (288, 68267440), (320, 61440696), (359, 54766080), (360, 54613952), (384, 51200580), (480, 40960464), (512, 38400435), (576, 34133720), (640, 30720348), (718, 27383040), (720, 27306976), (768, 25600290), (960, 20480232), (1077, 18255360), (1152, 17066860), (1280, 15360174), (1436, 13691520), (1440, 13653488), (1536, 12800145), (1795, 10953216), (1920, 10240116), (2154, 9127680), (2304, 8533430), (2377, 8271360), (2560, 7680087), (2872, 6845760), (2880, 6826744), (3231, 6085120), (3590, 5476608), (3840, 5120058), (4308, 4563840), (4608, 4266715), (4754, 4135680), (5385, 3651072), (5744, 3422880), (5760, 3413372), (6462, 3042560), (7131, 2757120), (7180, 2738304), (7680, 2560029), (8616, 2281920), (9508, 2067840), (10770, 1825536), (11488, 1711440), (11520, 1706686), (11885, 1654272), (12924, 1521280), (14262, 1378560), (14360, 1369152), (16155, 1217024), (17232, 1140960), (19016, 1033920), (21393, 919040), (21540, 912768), (22976, 855720), (23040, 853343), (23770, 827136), (25848, 760640), (28524, 689280), (28720, 684576), (32310, 608512), (34464, 570480), (35655, 551424), (38032, 516960), (42786, 459520), (43080, 456384), (45952, 427860), (47540, 413568), (51696, 380320), (57048, 344640), (57440, 342288), (64620, 304256), (68928, 285240), (71310, 275712), (76064, 258480), (85572, 229760), (86160, 228192), (91904, 213930), (95080, 206784), (103392, 190160), (106965, 183808), (114096, 172320), (114880, 171144), (129240, 152128), (137856, 142620)]