638584128

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 448

約数和(自身を含む): 2403287040

約数和(自身を除く): 1764702912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 31, 32, 36, 39, 42, 48, 52, 54, 56, 62, 63, 64, 72, 78, 84, 91, 93, 96, 104, 108, 112, 117, 124, 126, 131, 144, 156, 168, 182, 186, 189, 192, 208, 216, 217, 224, 234, 248, 252, 262, 273, 279, 288, 312, 336, 351, 364, 372, 378, 393, 403, 416, 432, 434, 448, 468, 496, 504, 524, 546, 558, 576, 624, 651, 672, 702, 728, 744, 756, 786, 806, 819, 832, 837, 864, 868, 917, 936, 992, 1008, 1048, 1092, 1116, 1179, 1209, 1248, 1302, 1344, 1404, 1456, 1488, 1512, 1572, 1612, 1638, 1674, 1703, 1728, 1736, 1834, 1872, 1953, 1984, 2016, 2096, 2184, 2232, 2358, 2418, 2457, 2496, 2604, 2751, 2808, 2821, 2912, 2976, 3024, 3144, 3224, 3276, 3348, 3406, 3472, 3537, 3627, 3668, 3744, 3906, 4032, 4061, 4192, 4368, 4464, 4716, 4836, 4914, 5109, 5208, 5502, 5616, 5642, 5824, 5859, 5952, 6048, 6288, 6448, 6552, 6696, 6812, 6944, 7074, 7254, 7336, 7488, 7812, 8122, 8253, 8384, 8463, 8736, 8928, 9432, 9672, 9828, 10218, 10416, 10881, 11004, 11232, 11284, 11718, 11921, 12096, 12183, 12576, 12896, 13104, 13392, 13624, 13888, 14148, 14508, 14672, 15327, 15624, 16244, 16506, 16926, 17472, 17856, 18864, 19344, 19656, 20436, 20832, 21762, 22008, 22464, 22568, 23436, 23842, 24366, 24759, 25152, 25389, 25792, 26208, 26784, 27248, 28296, 28427, 29016, 29344, 30654, 31248, 32488, 33012, 33852, 35763, 36549, 37728, 38688, 39312, 40872, 41664, 43524, 44016, 45136, 45981, 46872, 47684, 48732, 49518, 50778, 52416, 52793, 53568, 54496, 56592, 56854, 58032, 58688, 61308, 62496, 64976, 66024, 67704, 71526, 73098, 75456, 76167, 77376, 78624, 81744, 85281, 87048, 88032, 90272, 91962, 93744, 95368, 97464, 99036, 101556, 105586, 107289, 108992, 109647, 113184, 113708, 116064, 122616, 124992, 129952, 132048, 135408, 143052, 146196, 152334, 157248, 158379, 163488, 170562, 174096, 176064, 180544, 183924, 187488, 190736, 194928, 198072, 203112, 211172, 214578, 219294, 226368, 227416, 232128, 245232, 255843, 259904, 264096, 270816, 286104, 292392, 304668, 316758, 321867, 326976, 341124, 348192, 367848, 369551, 374976, 381472, 389856, 396144, 406224, 422344, 429156, 438588, 454832, 475137, 490464, 511686, 528192, 541632, 572208, 584784, 609336, 633516, 643734, 682248, 696384, 735696, 739102, 762944, 767529, 779712, 792288, 812448, 844688, 858312, 877176, 909664, 950274, 980928, 1023372, 1108653, 1144416, 1169568, 1218672, 1267032, 1287468, 1364496, 1425411, 1471392, 1478204, 1535058, 1584576, 1624896, 1689376, 1716624, 1754352, 1819328, 1900548, 2046744, 2217306, 2288832, 2339136, 2437344, 2534064, 2574936, 2728992, 2850822, 2942784, 2956408, 3070116, 3325959, 3378752, 3433248, 3508704, 3801096, 4093488, 4434612, 4874688, 5068128, 5149872, 5457984, 5701644, 5912816, 6140232, 6651918, 6866496, 7017408, 7602192, 8186976, 8869224, 9977877, 10136256, 10299744, 11403288, 11825632, 12280464, 13303836, 15204384, 16373952, 17738448, 19955754, 20599488, 22806576, 23651264, 24560928, 26607672, 30408768, 35476896, 39911508, 45613152, 49121856, 53215344, 70953792, 79823016, 91226304, 106430688, 159646032, 212861376, 319292064, 638584128]

約数ペア:

[(1, 638584128), (2, 319292064), (3, 212861376), (4, 159646032), (6, 106430688), (7, 91226304), (8, 79823016), (9, 70953792), (12, 53215344), (13, 49121856), (14, 45613152), (16, 39911508), (18, 35476896), (21, 30408768), (24, 26607672), (26, 24560928), (27, 23651264), (28, 22806576), (31, 20599488), (32, 19955754), (36, 17738448), (39, 16373952), (42, 15204384), (48, 13303836), (52, 12280464), (54, 11825632), (56, 11403288), (62, 10299744), (63, 10136256), (64, 9977877), (72, 8869224), (78, 8186976), (84, 7602192), (91, 7017408), (93, 6866496), (96, 6651918), (104, 6140232), (108, 5912816), (112, 5701644), (117, 5457984), (124, 5149872), (126, 5068128), (131, 4874688), (144, 4434612), (156, 4093488), (168, 3801096), (182, 3508704), (186, 3433248), (189, 3378752), (192, 3325959), (208, 3070116), (216, 2956408), (217, 2942784), (224, 2850822), (234, 2728992), (248, 2574936), (252, 2534064), (262, 2437344), (273, 2339136), (279, 2288832), (288, 2217306), (312, 2046744), (336, 1900548), (351, 1819328), (364, 1754352), (372, 1716624), (378, 1689376), (393, 1624896), (403, 1584576), (416, 1535058), (432, 1478204), (434, 1471392), (448, 1425411), (468, 1364496), (496, 1287468), (504, 1267032), (524, 1218672), (546, 1169568), (558, 1144416), (576, 1108653), (624, 1023372), (651, 980928), (672, 950274), (702, 909664), (728, 877176), (744, 858312), (756, 844688), (786, 812448), (806, 792288), (819, 779712), (832, 767529), (837, 762944), (864, 739102), (868, 735696), (917, 696384), (936, 682248), (992, 643734), (1008, 633516), (1048, 609336), (1092, 584784), (1116, 572208), (1179, 541632), (1209, 528192), (1248, 511686), (1302, 490464), (1344, 475137), (1404, 454832), (1456, 438588), (1488, 429156), (1512, 422344), (1572, 406224), (1612, 396144), (1638, 389856), (1674, 381472), (1703, 374976), (1728, 369551), (1736, 367848), (1834, 348192), (1872, 341124), (1953, 326976), (1984, 321867), (2016, 316758), (2096, 304668), (2184, 292392), (2232, 286104), (2358, 270816), (2418, 264096), (2457, 259904), (2496, 255843), (2604, 245232), (2751, 232128), (2808, 227416), (2821, 226368), (2912, 219294), (2976, 214578), (3024, 211172), (3144, 203112), (3224, 198072), (3276, 194928), (3348, 190736), (3406, 187488), (3472, 183924), (3537, 180544), (3627, 176064), (3668, 174096), (3744, 170562), (3906, 163488), (4032, 158379), (4061, 157248), (4192, 152334), (4368, 146196), (4464, 143052), (4716, 135408), (4836, 132048), (4914, 129952), (5109, 124992), (5208, 122616), (5502, 116064), (5616, 113708), (5642, 113184), (5824, 109647), (5859, 108992), (5952, 107289), (6048, 105586), (6288, 101556), (6448, 99036), (6552, 97464), (6696, 95368), (6812, 93744), (6944, 91962), (7074, 90272), (7254, 88032), (7336, 87048), (7488, 85281), (7812, 81744), (8122, 78624), (8253, 77376), (8384, 76167), (8463, 75456), (8736, 73098), (8928, 71526), (9432, 67704), (9672, 66024), (9828, 64976), (10218, 62496), (10416, 61308), (10881, 58688), (11004, 58032), (11232, 56854), (11284, 56592), (11718, 54496), (11921, 53568), (12096, 52793), (12183, 52416), (12576, 50778), (12896, 49518), (13104, 48732), (13392, 47684), (13624, 46872), (13888, 45981), (14148, 45136), (14508, 44016), (14672, 43524), (15327, 41664), (15624, 40872), (16244, 39312), (16506, 38688), (16926, 37728), (17472, 36549), (17856, 35763), (18864, 33852), (19344, 33012), (19656, 32488), (20436, 31248), (20832, 30654), (21762, 29344), (22008, 29016), (22464, 28427), (22568, 28296), (23436, 27248), (23842, 26784), (24366, 26208), (24759, 25792), (25152, 25389)]