128540256

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:964

約数の個数: 96

約数和(自身を含む): 366686208

約数和(自身を除く): 238145952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 127, 156, 208, 254, 312, 381, 416, 508, 624, 762, 811, 1016, 1248, 1524, 1622, 1651, 2032, 2433, 3048, 3244, 3302, 4064, 4866, 4953, 6096, 6488, 6604, 9732, 9906, 10543, 12192, 12976, 13208, 19464, 19812, 21086, 25952, 26416, 31629, 38928, 39624, 42172, 52832, 63258, 77856, 79248, 84344, 102997, 126516, 158496, 168688, 205994, 253032, 308991, 337376, 411988, 506064, 617982, 823976, 1012128, 1235964, 1338961, 1647952, 2471928, 2677922, 3295904, 4016883, 4943856, 5355844, 8033766, 9887712, 10711688, 16067532, 21423376, 32135064, 42846752, 64270128, 128540256]

約数ペア:

[(1, 128540256), (2, 64270128), (3, 42846752), (4, 32135064), (6, 21423376), (8, 16067532), (12, 10711688), (13, 9887712), (16, 8033766), (24, 5355844), (26, 4943856), (32, 4016883), (39, 3295904), (48, 2677922), (52, 2471928), (78, 1647952), (96, 1338961), (104, 1235964), (127, 1012128), (156, 823976), (208, 617982), (254, 506064), (312, 411988), (381, 337376), (416, 308991), (508, 253032), (624, 205994), (762, 168688), (811, 158496), (1016, 126516), (1248, 102997), (1524, 84344), (1622, 79248), (1651, 77856), (2032, 63258), (2433, 52832), (3048, 42172), (3244, 39624), (3302, 38928), (4064, 31629), (4866, 26416), (4953, 25952), (6096, 21086), (6488, 19812), (6604, 19464), (9732, 13208), (9906, 12976), (10543, 12192)]