123405984

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{10987}}^1$

素因数の和:11019

約数の個数: 96

約数和(自身を含む): 387656640

約数和(自身を除く): 264250656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 208, 216, 234, 288, 312, 351, 416, 432, 468, 624, 702, 864, 936, 1248, 1404, 1872, 2808, 3744, 5616, 10987, 11232, 21974, 32961, 43948, 65922, 87896, 98883, 131844, 142831, 175792, 197766, 263688, 285662, 296649, 351584, 395532, 428493, 527376, 571324, 593298, 791064, 856986, 1054752, 1142648, 1186596, 1285479, 1582128, 1713972, 2285296, 2373192, 2570958, 3164256, 3427944, 3856437, 4570592, 4746384, 5141916, 6855888, 7712874, 9492768, 10283832, 13711776, 15425748, 20567664, 30851496, 41135328, 61702992, 123405984]

約数ペア:

[(1, 123405984), (2, 61702992), (3, 41135328), (4, 30851496), (6, 20567664), (8, 15425748), (9, 13711776), (12, 10283832), (13, 9492768), (16, 7712874), (18, 6855888), (24, 5141916), (26, 4746384), (27, 4570592), (32, 3856437), (36, 3427944), (39, 3164256), (48, 2570958), (52, 2373192), (54, 2285296), (72, 1713972), (78, 1582128), (96, 1285479), (104, 1186596), (108, 1142648), (117, 1054752), (144, 856986), (156, 791064), (208, 593298), (216, 571324), (234, 527376), (288, 428493), (312, 395532), (351, 351584), (416, 296649), (432, 285662), (468, 263688), (624, 197766), (702, 175792), (864, 142831), (936, 131844), (1248, 98883), (1404, 87896), (1872, 65922), (2808, 43948), (3744, 32961), (5616, 21974), (10987, 11232)]