521404416

素因数分解:

$2^{18}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:72

約数の個数: 228

約数和(自身を含む): 1717564212

約数和(自身を除く): 1196159796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 96, 102, 104, 117, 128, 136, 144, 153, 156, 192, 204, 208, 221, 234, 256, 272, 288, 306, 312, 384, 408, 416, 442, 468, 512, 544, 576, 612, 624, 663, 768, 816, 832, 884, 936, 1024, 1088, 1152, 1224, 1248, 1326, 1536, 1632, 1664, 1768, 1872, 1989, 2048, 2176, 2304, 2448, 2496, 2652, 3072, 3264, 3328, 3536, 3744, 3978, 4096, 4352, 4608, 4896, 4992, 5304, 6144, 6528, 6656, 7072, 7488, 7956, 8192, 8704, 9216, 9792, 9984, 10608, 12288, 13056, 13312, 14144, 14976, 15912, 16384, 17408, 18432, 19584, 19968, 21216, 24576, 26112, 26624, 28288, 29952, 31824, 32768, 34816, 36864, 39168, 39936, 42432, 49152, 52224, 53248, 56576, 59904, 63648, 65536, 69632, 73728, 78336, 79872, 84864, 98304, 104448, 106496, 113152, 119808, 127296, 131072, 139264, 147456, 156672, 159744, 169728, 196608, 208896, 212992, 226304, 239616, 254592, 262144, 278528, 294912, 313344, 319488, 339456, 393216, 417792, 425984, 452608, 479232, 509184, 557056, 589824, 626688, 638976, 678912, 786432, 835584, 851968, 905216, 958464, 1018368, 1114112, 1179648, 1253376, 1277952, 1357824, 1671168, 1703936, 1810432, 1916928, 2036736, 2228224, 2359296, 2506752, 2555904, 2715648, 3342336, 3407872, 3620864, 3833856, 4073472, 4456448, 5013504, 5111808, 5431296, 6684672, 7241728, 7667712, 8146944, 10027008, 10223616, 10862592, 13369344, 14483456, 15335424, 16293888, 20054016, 21725184, 28966912, 30670848, 32587776, 40108032, 43450368, 57933824, 65175552, 86900736, 130351104, 173801472, 260702208, 521404416]

約数ペア:

[(1, 521404416), (2, 260702208), (3, 173801472), (4, 130351104), (6, 86900736), (8, 65175552), (9, 57933824), (12, 43450368), (13, 40108032), (16, 32587776), (17, 30670848), (18, 28966912), (24, 21725184), (26, 20054016), (32, 16293888), (34, 15335424), (36, 14483456), (39, 13369344), (48, 10862592), (51, 10223616), (52, 10027008), (64, 8146944), (68, 7667712), (72, 7241728), (78, 6684672), (96, 5431296), (102, 5111808), (104, 5013504), (117, 4456448), (128, 4073472), (136, 3833856), (144, 3620864), (153, 3407872), (156, 3342336), (192, 2715648), (204, 2555904), (208, 2506752), (221, 2359296), (234, 2228224), (256, 2036736), (272, 1916928), (288, 1810432), (306, 1703936), (312, 1671168), (384, 1357824), (408, 1277952), (416, 1253376), (442, 1179648), (468, 1114112), (512, 1018368), (544, 958464), (576, 905216), (612, 851968), (624, 835584), (663, 786432), (768, 678912), (816, 638976), (832, 626688), (884, 589824), (936, 557056), (1024, 509184), (1088, 479232), (1152, 452608), (1224, 425984), (1248, 417792), (1326, 393216), (1536, 339456), (1632, 319488), (1664, 313344), (1768, 294912), (1872, 278528), (1989, 262144), (2048, 254592), (2176, 239616), (2304, 226304), (2448, 212992), (2496, 208896), (2652, 196608), (3072, 169728), (3264, 159744), (3328, 156672), (3536, 147456), (3744, 139264), (3978, 131072), (4096, 127296), (4352, 119808), (4608, 113152), (4896, 106496), (4992, 104448), (5304, 98304), (6144, 84864), (6528, 79872), (6656, 78336), (7072, 73728), (7488, 69632), (7956, 65536), (8192, 63648), (8704, 59904), (9216, 56576), (9792, 53248), (9984, 52224), (10608, 49152), (12288, 42432), (13056, 39936), (13312, 39168), (14144, 36864), (14976, 34816), (15912, 32768), (16384, 31824), (17408, 29952), (18432, 28288), (19584, 26624), (19968, 26112), (21216, 24576)]