121984520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:572

約数の個数: 128

約数和(自身を含む): 339552000

約数和(自身を除く): 217567480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 343, 392, 476, 490, 523, 595, 680, 686, 833, 952, 980, 1046, 1190, 1372, 1666, 1715, 1960, 2092, 2380, 2615, 2744, 3332, 3430, 3661, 4165, 4184, 4760, 5230, 5831, 6664, 6860, 7322, 8330, 8891, 10460, 11662, 13720, 14644, 16660, 17782, 18305, 20920, 23324, 25627, 29155, 29288, 33320, 35564, 36610, 44455, 46648, 51254, 58310, 62237, 71128, 73220, 88910, 102508, 116620, 124474, 128135, 146440, 177820, 179389, 205016, 233240, 248948, 256270, 311185, 355640, 358778, 435659, 497896, 512540, 622370, 717556, 871318, 896945, 1025080, 1244740, 1435112, 1742636, 1793890, 2178295, 2489480, 3049613, 3485272, 3587780, 4356590, 6099226, 7175560, 8713180, 12198452, 15248065, 17426360, 24396904, 30496130, 60992260, 121984520]

約数ペア:

[(1, 121984520), (2, 60992260), (4, 30496130), (5, 24396904), (7, 17426360), (8, 15248065), (10, 12198452), (14, 8713180), (17, 7175560), (20, 6099226), (28, 4356590), (34, 3587780), (35, 3485272), (40, 3049613), (49, 2489480), (56, 2178295), (68, 1793890), (70, 1742636), (85, 1435112), (98, 1244740), (119, 1025080), (136, 896945), (140, 871318), (170, 717556), (196, 622370), (238, 512540), (245, 497896), (280, 435659), (340, 358778), (343, 355640), (392, 311185), (476, 256270), (490, 248948), (523, 233240), (595, 205016), (680, 179389), (686, 177820), (833, 146440), (952, 128135), (980, 124474), (1046, 116620), (1190, 102508), (1372, 88910), (1666, 73220), (1715, 71128), (1960, 62237), (2092, 58310), (2380, 51254), (2615, 46648), (2744, 44455), (3332, 36610), (3430, 35564), (3661, 33320), (4165, 29288), (4184, 29155), (4760, 25627), (5230, 23324), (5831, 20920), (6664, 18305), (6860, 17782), (7322, 16660), (8330, 14644), (8891, 13720), (10460, 11662)]