128783616

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{12899}}^1$

素因数の和:12931

約数の個数: 72

約数和(自身を含む): 369146400

約数和(自身を除く): 240362784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 12899, 25798, 38697, 51596, 77394, 103192, 154788, 167687, 206384, 309576, 335374, 412768, 503061, 619152, 670748, 825536, 1006122, 1238304, 1341496, 1651072, 2012244, 2476608, 2682992, 3302144, 4024488, 4953216, 5365984, 8048976, 9906432, 10731968, 16097952, 21463936, 32195904, 42927872, 64391808, 128783616]

約数ペア:

[(1, 128783616), (2, 64391808), (3, 42927872), (4, 32195904), (6, 21463936), (8, 16097952), (12, 10731968), (13, 9906432), (16, 8048976), (24, 5365984), (26, 4953216), (32, 4024488), (39, 3302144), (48, 2682992), (52, 2476608), (64, 2012244), (78, 1651072), (96, 1341496), (104, 1238304), (128, 1006122), (156, 825536), (192, 670748), (208, 619152), (256, 503061), (312, 412768), (384, 335374), (416, 309576), (624, 206384), (768, 167687), (832, 154788), (1248, 103192), (1664, 77394), (2496, 51596), (3328, 38697), (4992, 25798), (9984, 12899)]