215324480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1112

約数の個数: 112

約数和(自身を含む): 592628736

約数和(自身を除く): 377304256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 97, 112, 140, 160, 194, 224, 280, 320, 388, 448, 485, 560, 679, 776, 970, 991, 1120, 1358, 1552, 1940, 1982, 2240, 2716, 3104, 3395, 3880, 3964, 4955, 5432, 6208, 6790, 6937, 7760, 7928, 9910, 10864, 13580, 13874, 15520, 15856, 19820, 21728, 27160, 27748, 31040, 31712, 34685, 39640, 43456, 54320, 55496, 63424, 69370, 79280, 96127, 108640, 110992, 138740, 158560, 192254, 217280, 221984, 277480, 317120, 384508, 443968, 480635, 554960, 672889, 769016, 961270, 1109920, 1345778, 1538032, 1922540, 2219840, 2691556, 3076064, 3364445, 3845080, 5383112, 6152128, 6728890, 7690160, 10766224, 13457780, 15380320, 21532448, 26915560, 30760640, 43064896, 53831120, 107662240, 215324480]

約数ペア:

[(1, 215324480), (2, 107662240), (4, 53831120), (5, 43064896), (7, 30760640), (8, 26915560), (10, 21532448), (14, 15380320), (16, 13457780), (20, 10766224), (28, 7690160), (32, 6728890), (35, 6152128), (40, 5383112), (56, 3845080), (64, 3364445), (70, 3076064), (80, 2691556), (97, 2219840), (112, 1922540), (140, 1538032), (160, 1345778), (194, 1109920), (224, 961270), (280, 769016), (320, 672889), (388, 554960), (448, 480635), (485, 443968), (560, 384508), (679, 317120), (776, 277480), (970, 221984), (991, 217280), (1120, 192254), (1358, 158560), (1552, 138740), (1940, 110992), (1982, 108640), (2240, 96127), (2716, 79280), (3104, 69370), (3395, 63424), (3880, 55496), (3964, 54320), (4955, 43456), (5432, 39640), (6208, 34685), (6790, 31712), (6937, 31040), (7760, 27748), (7928, 27160), (9910, 21728), (10864, 19820), (13580, 15856), (13874, 15520)]