638479296

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{937}}^1$

素因数の和:988

約数の個数: 252

約数和(自身を含む): 2267206032

約数和(自身を除く): 1628726736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 169, 182, 192, 208, 224, 234, 252, 273, 288, 312, 336, 338, 364, 416, 448, 468, 504, 507, 546, 576, 624, 672, 676, 728, 819, 832, 936, 937, 1008, 1014, 1092, 1183, 1248, 1344, 1352, 1456, 1521, 1638, 1872, 1874, 2016, 2028, 2184, 2366, 2496, 2704, 2811, 2912, 3042, 3276, 3549, 3744, 3748, 4032, 4056, 4368, 4732, 5408, 5622, 5824, 6084, 6552, 6559, 7098, 7488, 7496, 8112, 8433, 8736, 9464, 10647, 10816, 11244, 12168, 12181, 13104, 13118, 14196, 14992, 16224, 16866, 17472, 18928, 19677, 21294, 22488, 24336, 24362, 26208, 26236, 28392, 29984, 32448, 33732, 36543, 37856, 39354, 42588, 44976, 48672, 48724, 52416, 52472, 56784, 59031, 59968, 67464, 73086, 75712, 78708, 85176, 85267, 89952, 97344, 97448, 104944, 109629, 113568, 118062, 134928, 146172, 157416, 158353, 170352, 170534, 179904, 194896, 209888, 219258, 227136, 236124, 255801, 269856, 292344, 314832, 316706, 340704, 341068, 389792, 419776, 438516, 472248, 475059, 511602, 539712, 584688, 629664, 633412, 681408, 682136, 767403, 779584, 877032, 944496, 950118, 1023204, 1108471, 1169376, 1259328, 1266824, 1364272, 1425177, 1534806, 1754064, 1888992, 1900236, 2046408, 2216942, 2338752, 2533648, 2728544, 2850354, 3069612, 3325413, 3508128, 3777984, 3800472, 4092816, 4433884, 5067296, 5457088, 5700708, 6139224, 6650826, 7016256, 7600944, 8185632, 8867768, 9976239, 10134592, 11401416, 12278448, 13301652, 15201888, 16371264, 17735536, 19952478, 22802832, 24556896, 26603304, 30403776, 35471072, 39904956, 45605664, 49113792, 53206608, 70942144, 79809912, 91211328, 106413216, 159619824, 212826432, 319239648, 638479296]

約数ペア:

[(1, 638479296), (2, 319239648), (3, 212826432), (4, 159619824), (6, 106413216), (7, 91211328), (8, 79809912), (9, 70942144), (12, 53206608), (13, 49113792), (14, 45605664), (16, 39904956), (18, 35471072), (21, 30403776), (24, 26603304), (26, 24556896), (28, 22802832), (32, 19952478), (36, 17735536), (39, 16371264), (42, 15201888), (48, 13301652), (52, 12278448), (56, 11401416), (63, 10134592), (64, 9976239), (72, 8867768), (78, 8185632), (84, 7600944), (91, 7016256), (96, 6650826), (104, 6139224), (112, 5700708), (117, 5457088), (126, 5067296), (144, 4433884), (156, 4092816), (168, 3800472), (169, 3777984), (182, 3508128), (192, 3325413), (208, 3069612), (224, 2850354), (234, 2728544), (252, 2533648), (273, 2338752), (288, 2216942), (312, 2046408), (336, 1900236), (338, 1888992), (364, 1754064), (416, 1534806), (448, 1425177), (468, 1364272), (504, 1266824), (507, 1259328), (546, 1169376), (576, 1108471), (624, 1023204), (672, 950118), (676, 944496), (728, 877032), (819, 779584), (832, 767403), (936, 682136), (937, 681408), (1008, 633412), (1014, 629664), (1092, 584688), (1183, 539712), (1248, 511602), (1344, 475059), (1352, 472248), (1456, 438516), (1521, 419776), (1638, 389792), (1872, 341068), (1874, 340704), (2016, 316706), (2028, 314832), (2184, 292344), (2366, 269856), (2496, 255801), (2704, 236124), (2811, 227136), (2912, 219258), (3042, 209888), (3276, 194896), (3549, 179904), (3744, 170534), (3748, 170352), (4032, 158353), (4056, 157416), (4368, 146172), (4732, 134928), (5408, 118062), (5622, 113568), (5824, 109629), (6084, 104944), (6552, 97448), (6559, 97344), (7098, 89952), (7488, 85267), (7496, 85176), (8112, 78708), (8433, 75712), (8736, 73086), (9464, 67464), (10647, 59968), (10816, 59031), (11244, 56784), (12168, 52472), (12181, 52416), (13104, 48724), (13118, 48672), (14196, 44976), (14992, 42588), (16224, 39354), (16866, 37856), (17472, 36543), (18928, 33732), (19677, 32448), (21294, 29984), (22488, 28392), (24336, 26236), (24362, 26208)]