20128080768

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{88993}}^1$

素因数の和:89060

約数の個数: 128

約数和(自身を含む): 58095283200

約数和(自身を除く): 37967202432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 128, 152, 186, 192, 228, 248, 304, 372, 384, 456, 496, 589, 608, 744, 912, 992, 1178, 1216, 1488, 1767, 1824, 1984, 2356, 2432, 2976, 3534, 3648, 3968, 4712, 5952, 7068, 7296, 9424, 11904, 14136, 18848, 28272, 37696, 56544, 75392, 88993, 113088, 177986, 226176, 266979, 355972, 533958, 711944, 1067916, 1423888, 1690867, 2135832, 2758783, 2847776, 3381734, 4271664, 5072601, 5517566, 5695552, 6763468, 8276349, 8543328, 10145202, 11035132, 11391104, 13526936, 16552698, 17086656, 20290404, 22070264, 27053872, 33105396, 34173312, 40580808, 44140528, 52416877, 54107744, 66210792, 81161616, 88281056, 104833754, 108215488, 132421584, 157250631, 162323232, 176562112, 209667508, 216430976, 264843168, 314501262, 324646464, 353124224, 419335016, 529686336, 629002524, 649292928, 838670032, 1059372672, 1258005048, 1677340064, 2516010096, 3354680128, 5032020192, 6709360256, 10064040384, 20128080768]

約数ペア:

[(1, 20128080768), (2, 10064040384), (3, 6709360256), (4, 5032020192), (6, 3354680128), (8, 2516010096), (12, 1677340064), (16, 1258005048), (19, 1059372672), (24, 838670032), (31, 649292928), (32, 629002524), (38, 529686336), (48, 419335016), (57, 353124224), (62, 324646464), (64, 314501262), (76, 264843168), (93, 216430976), (96, 209667508), (114, 176562112), (124, 162323232), (128, 157250631), (152, 132421584), (186, 108215488), (192, 104833754), (228, 88281056), (248, 81161616), (304, 66210792), (372, 54107744), (384, 52416877), (456, 44140528), (496, 40580808), (589, 34173312), (608, 33105396), (744, 27053872), (912, 22070264), (992, 20290404), (1178, 17086656), (1216, 16552698), (1488, 13526936), (1767, 11391104), (1824, 11035132), (1984, 10145202), (2356, 8543328), (2432, 8276349), (2976, 6763468), (3534, 5695552), (3648, 5517566), (3968, 5072601), (4712, 4271664), (5952, 3381734), (7068, 2847776), (7296, 2758783), (9424, 2135832), (11904, 1690867), (14136, 1423888), (18848, 1067916), (28272, 711944), (37696, 533958), (56544, 355972), (75392, 266979), (88993, 226176), (113088, 177986)]