646773120

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{5347}}^1$

素因数の和:5382

約数の個数: 256

約数和(自身を含む): 2618380800

約数和(自身を除く): 1971607680

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, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5347, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 10694, 12096, 13440, 15120, 16041, 17280, 20160, 21388, 24192, 26735, 30240, 32082, 37429, 40320, 42776, 48123, 53470, 60480, 64164, 74858, 80205, 85552, 96246, 106940, 112287, 120960, 128328, 144369, 149716, 160410, 171104, 187145, 192492, 213880, 224574, 240615, 256656, 288738, 299432, 320820, 336861, 342208, 374290, 384984, 427760, 449148, 481230, 513312, 561435, 577476, 598864, 641640, 673722, 684416, 721845, 748580, 769968, 855520, 898296, 962460, 1010583, 1026624, 1122870, 1154952, 1197728, 1283280, 1347444, 1443690, 1497160, 1539936, 1684305, 1711040, 1796592, 1924920, 2021166, 2053248, 2245740, 2309904, 2395456, 2566560, 2694888, 2887380, 2994320, 3079872, 3368610, 3422080, 3593184, 3849840, 4042332, 4491480, 4619808, 4790912, 5052915, 5133120, 5389776, 5774760, 5988640, 6159744, 6737220, 7186368, 7699680, 8084664, 8982960, 9239616, 10105830, 10266240, 10779552, 11549520, 11977280, 13474440, 14372736, 15399360, 16169328, 17965920, 18479232, 20211660, 21559104, 23099040, 23954560, 26948880, 30798720, 32338656, 35931840, 40423320, 43118208, 46198080, 53897760, 64677312, 71863680, 80846640, 92396160, 107795520, 129354624, 161693280, 215591040, 323386560, 646773120]

約数ペア:

[(1, 646773120), (2, 323386560), (3, 215591040), (4, 161693280), (5, 129354624), (6, 107795520), (7, 92396160), (8, 80846640), (9, 71863680), (10, 64677312), (12, 53897760), (14, 46198080), (15, 43118208), (16, 40423320), (18, 35931840), (20, 32338656), (21, 30798720), (24, 26948880), (27, 23954560), (28, 23099040), (30, 21559104), (32, 20211660), (35, 18479232), (36, 17965920), (40, 16169328), (42, 15399360), (45, 14372736), (48, 13474440), (54, 11977280), (56, 11549520), (60, 10779552), (63, 10266240), (64, 10105830), (70, 9239616), (72, 8982960), (80, 8084664), (84, 7699680), (90, 7186368), (96, 6737220), (105, 6159744), (108, 5988640), (112, 5774760), (120, 5389776), (126, 5133120), (128, 5052915), (135, 4790912), (140, 4619808), (144, 4491480), (160, 4042332), (168, 3849840), (180, 3593184), (189, 3422080), (192, 3368610), (210, 3079872), (216, 2994320), (224, 2887380), (240, 2694888), (252, 2566560), (270, 2395456), (280, 2309904), (288, 2245740), (315, 2053248), (320, 2021166), (336, 1924920), (360, 1796592), (378, 1711040), (384, 1684305), (420, 1539936), (432, 1497160), (448, 1443690), (480, 1347444), (504, 1283280), (540, 1197728), (560, 1154952), (576, 1122870), (630, 1026624), (640, 1010583), (672, 962460), (720, 898296), (756, 855520), (840, 769968), (864, 748580), (896, 721845), (945, 684416), (960, 673722), (1008, 641640), (1080, 598864), (1120, 577476), (1152, 561435), (1260, 513312), (1344, 481230), (1440, 449148), (1512, 427760), (1680, 384984), (1728, 374290), (1890, 342208), (1920, 336861), (2016, 320820), (2160, 299432), (2240, 288738), (2520, 256656), (2688, 240615), (2880, 224574), (3024, 213880), (3360, 192492), (3456, 187145), (3780, 171104), (4032, 160410), (4320, 149716), (4480, 144369), (5040, 128328), (5347, 120960), (5760, 112287), (6048, 106940), (6720, 96246), (7560, 85552), (8064, 80205), (8640, 74858), (10080, 64164), (10694, 60480), (12096, 53470), (13440, 48123), (15120, 42776), (16041, 40320), (17280, 37429), (20160, 32082), (21388, 30240), (24192, 26735)]