646053888

素因数分解:

$2^{17}\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 1811932416

約数和(自身を除く): 1165878528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 53, 62, 64, 93, 96, 106, 124, 128, 159, 186, 192, 212, 248, 256, 318, 372, 384, 424, 496, 512, 636, 744, 768, 848, 992, 1024, 1272, 1488, 1536, 1643, 1696, 1984, 2048, 2544, 2976, 3072, 3286, 3392, 3968, 4096, 4929, 5088, 5952, 6144, 6572, 6784, 7936, 8192, 9858, 10176, 11904, 12288, 13144, 13568, 15872, 16384, 19716, 20352, 23808, 24576, 26288, 27136, 31744, 32768, 39432, 40704, 47616, 49152, 52576, 54272, 63488, 65536, 78864, 81408, 95232, 98304, 105152, 108544, 126976, 131072, 157728, 162816, 190464, 196608, 210304, 217088, 253952, 315456, 325632, 380928, 393216, 420608, 434176, 507904, 630912, 651264, 761856, 841216, 868352, 1015808, 1261824, 1302528, 1523712, 1682432, 1736704, 2031616, 2523648, 2605056, 3047424, 3364864, 3473408, 4063232, 5047296, 5210112, 6094848, 6729728, 6946816, 10094592, 10420224, 12189696, 13459456, 20189184, 20840448, 26918912, 40378368, 53837824, 80756736, 107675648, 161513472, 215351296, 323026944, 646053888]

約数ペア:

[(1, 646053888), (2, 323026944), (3, 215351296), (4, 161513472), (6, 107675648), (8, 80756736), (12, 53837824), (16, 40378368), (24, 26918912), (31, 20840448), (32, 20189184), (48, 13459456), (53, 12189696), (62, 10420224), (64, 10094592), (93, 6946816), (96, 6729728), (106, 6094848), (124, 5210112), (128, 5047296), (159, 4063232), (186, 3473408), (192, 3364864), (212, 3047424), (248, 2605056), (256, 2523648), (318, 2031616), (372, 1736704), (384, 1682432), (424, 1523712), (496, 1302528), (512, 1261824), (636, 1015808), (744, 868352), (768, 841216), (848, 761856), (992, 651264), (1024, 630912), (1272, 507904), (1488, 434176), (1536, 420608), (1643, 393216), (1696, 380928), (1984, 325632), (2048, 315456), (2544, 253952), (2976, 217088), (3072, 210304), (3286, 196608), (3392, 190464), (3968, 162816), (4096, 157728), (4929, 131072), (5088, 126976), (5952, 108544), (6144, 105152), (6572, 98304), (6784, 95232), (7936, 81408), (8192, 78864), (9858, 65536), (10176, 63488), (11904, 54272), (12288, 52576), (13144, 49152), (13568, 47616), (15872, 40704), (16384, 39432), (19716, 32768), (20352, 31744), (23808, 27136), (24576, 26288)]