1640384640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:284

約数の個数: 384

約数和(自身を含む): 5986094400

約数和(自身を除く): 4345709760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 43, 45, 48, 60, 64, 72, 74, 80, 86, 90, 96, 111, 120, 128, 129, 144, 148, 160, 172, 179, 180, 185, 192, 215, 222, 240, 258, 288, 296, 320, 333, 344, 358, 360, 370, 384, 387, 430, 444, 480, 516, 537, 555, 576, 592, 640, 645, 666, 688, 716, 720, 740, 774, 860, 888, 895, 960, 1032, 1074, 1110, 1152, 1184, 1290, 1332, 1376, 1432, 1440, 1480, 1548, 1591, 1611, 1665, 1720, 1776, 1790, 1920, 1935, 2064, 2148, 2220, 2368, 2580, 2664, 2685, 2752, 2864, 2880, 2960, 3096, 3182, 3222, 3330, 3440, 3552, 3580, 3870, 4128, 4296, 4440, 4736, 4773, 5160, 5328, 5370, 5504, 5728, 5760, 5920, 6192, 6364, 6444, 6623, 6660, 6880, 7104, 7160, 7697, 7740, 7955, 8055, 8256, 8592, 8880, 9546, 10320, 10656, 10740, 11456, 11840, 12384, 12728, 12888, 13246, 13320, 13760, 14208, 14319, 14320, 15394, 15480, 15910, 16110, 16512, 17184, 17760, 19092, 19869, 20640, 21312, 21480, 22912, 23091, 23680, 23865, 24768, 25456, 25776, 26492, 26640, 27520, 28638, 28640, 30788, 30960, 31820, 32220, 33115, 34368, 35520, 38184, 38485, 39738, 41280, 42624, 42960, 46182, 47730, 49536, 50912, 51552, 52984, 53280, 57276, 57280, 59607, 61576, 61920, 63640, 64440, 66230, 68736, 69273, 71040, 71595, 76368, 76970, 79476, 82560, 85920, 92364, 95460, 99345, 101824, 103104, 105968, 106560, 114552, 114560, 115455, 119214, 123152, 123840, 127280, 128880, 132460, 138546, 143190, 152736, 153940, 158952, 171840, 184728, 190920, 198690, 203648, 206208, 211936, 213120, 229104, 230910, 238428, 246304, 247680, 254560, 257760, 264920, 277092, 284789, 286380, 298035, 305472, 307880, 317904, 343680, 346365, 369456, 381840, 397380, 423872, 458208, 461820, 476856, 492608, 509120, 515520, 529840, 554184, 569578, 572760, 596070, 610944, 615760, 635808, 692730, 738912, 763680, 794760, 847744, 854367, 916416, 923640, 953712, 985216, 1018240, 1031040, 1059680, 1108368, 1139156, 1145520, 1192140, 1231520, 1271616, 1385460, 1423945, 1477824, 1527360, 1589520, 1708734, 1832832, 1847280, 1907424, 2119360, 2216736, 2278312, 2291040, 2384280, 2463040, 2543232, 2563101, 2770920, 2847890, 2955648, 3054720, 3179040, 3417468, 3694560, 3814848, 4238720, 4271835, 4433472, 4556624, 4582080, 4768560, 4926080, 5126202, 5541840, 5695780, 6358080, 6834936, 7389120, 7629696, 8543670, 8866944, 9113248, 9164160, 9537120, 10252404, 11083680, 11391560, 12716160, 12815505, 13669872, 14778240, 17087340, 18226496, 19074240, 20504808, 22167360, 22783120, 25631010, 27339744, 34174680, 36452992, 38148480, 41009616, 44334720, 45566240, 51262020, 54679488, 68349360, 82019232, 91132480, 102524040, 109358976, 136698720, 164038464, 182264960, 205048080, 273397440, 328076928, 410096160, 546794880, 820192320, 1640384640]

約数ペア:

[(1, 1640384640), (2, 820192320), (3, 546794880), (4, 410096160), (5, 328076928), (6, 273397440), (8, 205048080), (9, 182264960), (10, 164038464), (12, 136698720), (15, 109358976), (16, 102524040), (18, 91132480), (20, 82019232), (24, 68349360), (30, 54679488), (32, 51262020), (36, 45566240), (37, 44334720), (40, 41009616), (43, 38148480), (45, 36452992), (48, 34174680), (60, 27339744), (64, 25631010), (72, 22783120), (74, 22167360), (80, 20504808), (86, 19074240), (90, 18226496), (96, 17087340), (111, 14778240), (120, 13669872), (128, 12815505), (129, 12716160), (144, 11391560), (148, 11083680), (160, 10252404), (172, 9537120), (179, 9164160), (180, 9113248), (185, 8866944), (192, 8543670), (215, 7629696), (222, 7389120), (240, 6834936), (258, 6358080), (288, 5695780), (296, 5541840), (320, 5126202), (333, 4926080), (344, 4768560), (358, 4582080), (360, 4556624), (370, 4433472), (384, 4271835), (387, 4238720), (430, 3814848), (444, 3694560), (480, 3417468), (516, 3179040), (537, 3054720), (555, 2955648), (576, 2847890), (592, 2770920), (640, 2563101), (645, 2543232), (666, 2463040), (688, 2384280), (716, 2291040), (720, 2278312), (740, 2216736), (774, 2119360), (860, 1907424), (888, 1847280), (895, 1832832), (960, 1708734), (1032, 1589520), (1074, 1527360), (1110, 1477824), (1152, 1423945), (1184, 1385460), (1290, 1271616), (1332, 1231520), (1376, 1192140), (1432, 1145520), (1440, 1139156), (1480, 1108368), (1548, 1059680), (1591, 1031040), (1611, 1018240), (1665, 985216), (1720, 953712), (1776, 923640), (1790, 916416), (1920, 854367), (1935, 847744), (2064, 794760), (2148, 763680), (2220, 738912), (2368, 692730), (2580, 635808), (2664, 615760), (2685, 610944), (2752, 596070), (2864, 572760), (2880, 569578), (2960, 554184), (3096, 529840), (3182, 515520), (3222, 509120), (3330, 492608), (3440, 476856), (3552, 461820), (3580, 458208), (3870, 423872), (4128, 397380), (4296, 381840), (4440, 369456), (4736, 346365), (4773, 343680), (5160, 317904), (5328, 307880), (5370, 305472), (5504, 298035), (5728, 286380), (5760, 284789), (5920, 277092), (6192, 264920), (6364, 257760), (6444, 254560), (6623, 247680), (6660, 246304), (6880, 238428), (7104, 230910), (7160, 229104), (7697, 213120), (7740, 211936), (7955, 206208), (8055, 203648), (8256, 198690), (8592, 190920), (8880, 184728), (9546, 171840), (10320, 158952), (10656, 153940), (10740, 152736), (11456, 143190), (11840, 138546), (12384, 132460), (12728, 128880), (12888, 127280), (13246, 123840), (13320, 123152), (13760, 119214), (14208, 115455), (14319, 114560), (14320, 114552), (15394, 106560), (15480, 105968), (15910, 103104), (16110, 101824), (16512, 99345), (17184, 95460), (17760, 92364), (19092, 85920), (19869, 82560), (20640, 79476), (21312, 76970), (21480, 76368), (22912, 71595), (23091, 71040), (23680, 69273), (23865, 68736), (24768, 66230), (25456, 64440), (25776, 63640), (26492, 61920), (26640, 61576), (27520, 59607), (28638, 57280), (28640, 57276), (30788, 53280), (30960, 52984), (31820, 51552), (32220, 50912), (33115, 49536), (34368, 47730), (35520, 46182), (38184, 42960), (38485, 42624), (39738, 41280)]