638507520

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 480

約数和(自身を含む): 2619796608

約数和(自身を除く): 1981289088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 37, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 74, 80, 84, 90, 96, 105, 107, 111, 112, 120, 126, 128, 140, 144, 148, 160, 168, 180, 185, 192, 210, 214, 222, 224, 240, 252, 256, 259, 280, 288, 296, 315, 320, 321, 333, 336, 360, 370, 384, 420, 428, 444, 448, 480, 504, 512, 518, 535, 555, 560, 576, 592, 630, 640, 642, 666, 672, 720, 740, 749, 768, 777, 840, 856, 888, 896, 960, 963, 1008, 1036, 1070, 1110, 1120, 1152, 1184, 1260, 1280, 1284, 1295, 1332, 1344, 1440, 1480, 1498, 1536, 1554, 1605, 1665, 1680, 1712, 1776, 1792, 1920, 1926, 2016, 2072, 2140, 2220, 2240, 2247, 2304, 2331, 2368, 2520, 2560, 2568, 2590, 2664, 2688, 2880, 2960, 2996, 3108, 3210, 3330, 3360, 3424, 3552, 3584, 3745, 3840, 3852, 3885, 3959, 4032, 4144, 4280, 4440, 4480, 4494, 4608, 4662, 4736, 4815, 5040, 5136, 5180, 5328, 5376, 5760, 5920, 5992, 6216, 6420, 6660, 6720, 6741, 6848, 7104, 7490, 7680, 7704, 7770, 7918, 8064, 8288, 8560, 8880, 8960, 8988, 9324, 9472, 9630, 10080, 10272, 10360, 10656, 10752, 11235, 11520, 11655, 11840, 11877, 11984, 12432, 12840, 13320, 13440, 13482, 13696, 14208, 14980, 15408, 15540, 15836, 16128, 16576, 17120, 17760, 17920, 17976, 18648, 18944, 19260, 19795, 20160, 20544, 20720, 21312, 22470, 23040, 23310, 23680, 23754, 23968, 24864, 25680, 26640, 26880, 26964, 27392, 27713, 28416, 29960, 30816, 31080, 31672, 32256, 33152, 33705, 34240, 35520, 35631, 35952, 37296, 38520, 39590, 40320, 41088, 41440, 42624, 44940, 46620, 47360, 47508, 47936, 49728, 51360, 53280, 53760, 53928, 54784, 55426, 56832, 59385, 59920, 61632, 62160, 63344, 66304, 67410, 68480, 71040, 71262, 71904, 74592, 77040, 79180, 80640, 82176, 82880, 83139, 85248, 89880, 93240, 94720, 95016, 95872, 99456, 102720, 106560, 107856, 110852, 118770, 119840, 123264, 124320, 126688, 132608, 134820, 136960, 138565, 142080, 142524, 143808, 149184, 154080, 158360, 161280, 164352, 165760, 166278, 170496, 178155, 179760, 186480, 190032, 191744, 198912, 205440, 213120, 215712, 221704, 237540, 239680, 246528, 248640, 249417, 253376, 269640, 273920, 277130, 284160, 285048, 287616, 298368, 308160, 316720, 331520, 332556, 356310, 359520, 372960, 380064, 383488, 397824, 410880, 415695, 426240, 431424, 443408, 475080, 479360, 493056, 497280, 498834, 506752, 539280, 554260, 570096, 575232, 596736, 616320, 633440, 663040, 665112, 712620, 719040, 745920, 760128, 821760, 831390, 852480, 862848, 886816, 950160, 958720, 994560, 997668, 1013504, 1078560, 1108520, 1140192, 1150464, 1193472, 1232640, 1247085, 1266880, 1330224, 1425240, 1438080, 1491840, 1520256, 1662780, 1725696, 1773632, 1900320, 1917440, 1989120, 1995336, 2027008, 2157120, 2217040, 2280384, 2465280, 2494170, 2533760, 2660448, 2850480, 2876160, 2983680, 3040512, 3325560, 3451392, 3547264, 3800640, 3990672, 4314240, 4434080, 4560768, 4988340, 5067520, 5320896, 5700960, 5752320, 5967360, 6081024, 6651120, 7094528, 7601280, 7981344, 8628480, 8868160, 9121536, 9976680, 10135040, 10641792, 11401920, 13302240, 14189056, 15202560, 15962688, 17256960, 17736320, 18243072, 19953360, 21283584, 22803840, 26604480, 30405120, 31925376, 35472640, 39906720, 42567168, 45607680, 53208960, 63850752, 70945280, 79813440, 91215360, 106417920, 127701504, 159626880, 212835840, 319253760, 638507520]

約数ペア:

[(1, 638507520), (2, 319253760), (3, 212835840), (4, 159626880), (5, 127701504), (6, 106417920), (7, 91215360), (8, 79813440), (9, 70945280), (10, 63850752), (12, 53208960), (14, 45607680), (15, 42567168), (16, 39906720), (18, 35472640), (20, 31925376), (21, 30405120), (24, 26604480), (28, 22803840), (30, 21283584), (32, 19953360), (35, 18243072), (36, 17736320), (37, 17256960), (40, 15962688), (42, 15202560), (45, 14189056), (48, 13302240), (56, 11401920), (60, 10641792), (63, 10135040), (64, 9976680), (70, 9121536), (72, 8868160), (74, 8628480), (80, 7981344), (84, 7601280), (90, 7094528), (96, 6651120), (105, 6081024), (107, 5967360), (111, 5752320), (112, 5700960), (120, 5320896), (126, 5067520), (128, 4988340), (140, 4560768), (144, 4434080), (148, 4314240), (160, 3990672), (168, 3800640), (180, 3547264), (185, 3451392), (192, 3325560), (210, 3040512), (214, 2983680), (222, 2876160), (224, 2850480), (240, 2660448), (252, 2533760), (256, 2494170), (259, 2465280), (280, 2280384), (288, 2217040), (296, 2157120), (315, 2027008), (320, 1995336), (321, 1989120), (333, 1917440), (336, 1900320), (360, 1773632), (370, 1725696), (384, 1662780), (420, 1520256), (428, 1491840), (444, 1438080), (448, 1425240), (480, 1330224), (504, 1266880), (512, 1247085), (518, 1232640), (535, 1193472), (555, 1150464), (560, 1140192), (576, 1108520), (592, 1078560), (630, 1013504), (640, 997668), (642, 994560), (666, 958720), (672, 950160), (720, 886816), (740, 862848), (749, 852480), (768, 831390), (777, 821760), (840, 760128), (856, 745920), (888, 719040), (896, 712620), (960, 665112), (963, 663040), (1008, 633440), (1036, 616320), (1070, 596736), (1110, 575232), (1120, 570096), (1152, 554260), (1184, 539280), (1260, 506752), (1280, 498834), (1284, 497280), (1295, 493056), (1332, 479360), (1344, 475080), (1440, 443408), (1480, 431424), (1498, 426240), (1536, 415695), (1554, 410880), (1605, 397824), (1665, 383488), (1680, 380064), (1712, 372960), (1776, 359520), (1792, 356310), (1920, 332556), (1926, 331520), (2016, 316720), (2072, 308160), (2140, 298368), (2220, 287616), (2240, 285048), (2247, 284160), (2304, 277130), (2331, 273920), (2368, 269640), (2520, 253376), (2560, 249417), (2568, 248640), (2590, 246528), (2664, 239680), (2688, 237540), (2880, 221704), (2960, 215712), (2996, 213120), (3108, 205440), (3210, 198912), (3330, 191744), (3360, 190032), (3424, 186480), (3552, 179760), (3584, 178155), (3745, 170496), (3840, 166278), (3852, 165760), (3885, 164352), (3959, 161280), (4032, 158360), (4144, 154080), (4280, 149184), (4440, 143808), (4480, 142524), (4494, 142080), (4608, 138565), (4662, 136960), (4736, 134820), (4815, 132608), (5040, 126688), (5136, 124320), (5180, 123264), (5328, 119840), (5376, 118770), (5760, 110852), (5920, 107856), (5992, 106560), (6216, 102720), (6420, 99456), (6660, 95872), (6720, 95016), (6741, 94720), (6848, 93240), (7104, 89880), (7490, 85248), (7680, 83139), (7704, 82880), (7770, 82176), (7918, 80640), (8064, 79180), (8288, 77040), (8560, 74592), (8880, 71904), (8960, 71262), (8988, 71040), (9324, 68480), (9472, 67410), (9630, 66304), (10080, 63344), (10272, 62160), (10360, 61632), (10656, 59920), (10752, 59385), (11235, 56832), (11520, 55426), (11655, 54784), (11840, 53928), (11877, 53760), (11984, 53280), (12432, 51360), (12840, 49728), (13320, 47936), (13440, 47508), (13482, 47360), (13696, 46620), (14208, 44940), (14980, 42624), (15408, 41440), (15540, 41088), (15836, 40320), (16128, 39590), (16576, 38520), (17120, 37296), (17760, 35952), (17920, 35631), (17976, 35520), (18648, 34240), (18944, 33705), (19260, 33152), (19795, 32256), (20160, 31672), (20544, 31080), (20720, 30816), (21312, 29960), (22470, 28416), (23040, 27713), (23310, 27392), (23680, 26964), (23754, 26880), (23968, 26640), (24864, 25680)]