221021568

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2117

約数の個数: 128

約数和(自身を含む): 673689600

約数和(自身を除く): 452668032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 279, 288, 372, 384, 432, 496, 558, 576, 744, 837, 864, 992, 1116, 1152, 1488, 1674, 1728, 1984, 2063, 2232, 2976, 3348, 3456, 3968, 4126, 4464, 5952, 6189, 6696, 8252, 8928, 11904, 12378, 13392, 16504, 17856, 18567, 24756, 26784, 33008, 35712, 37134, 49512, 53568, 55701, 63953, 66016, 74268, 99024, 107136, 111402, 127906, 132032, 148536, 191859, 198048, 222804, 255812, 264064, 297072, 383718, 396096, 445608, 511624, 575577, 594144, 767436, 792192, 891216, 1023248, 1151154, 1188288, 1534872, 1726731, 1782432, 2046496, 2302308, 2376576, 3069744, 3453462, 3564864, 4092992, 4604616, 6139488, 6906924, 7129728, 8185984, 9209232, 12278976, 13813848, 18418464, 24557952, 27627696, 36836928, 55255392, 73673856, 110510784, 221021568]

約数ペア:

[(1, 221021568), (2, 110510784), (3, 73673856), (4, 55255392), (6, 36836928), (8, 27627696), (9, 24557952), (12, 18418464), (16, 13813848), (18, 12278976), (24, 9209232), (27, 8185984), (31, 7129728), (32, 6906924), (36, 6139488), (48, 4604616), (54, 4092992), (62, 3564864), (64, 3453462), (72, 3069744), (93, 2376576), (96, 2302308), (108, 2046496), (124, 1782432), (128, 1726731), (144, 1534872), (186, 1188288), (192, 1151154), (216, 1023248), (248, 891216), (279, 792192), (288, 767436), (372, 594144), (384, 575577), (432, 511624), (496, 445608), (558, 396096), (576, 383718), (744, 297072), (837, 264064), (864, 255812), (992, 222804), (1116, 198048), (1152, 191859), (1488, 148536), (1674, 132032), (1728, 127906), (1984, 111402), (2063, 107136), (2232, 99024), (2976, 74268), (3348, 66016), (3456, 63953), (3968, 55701), (4126, 53568), (4464, 49512), (5952, 37134), (6189, 35712), (6696, 33008), (8252, 26784), (8928, 24756), (11904, 18567), (12378, 17856), (13392, 16504)]