199810240

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{12743}}^1$

素因数の和:12774

約数の個数: 84

約数和(自身を含む): 553522896

約数和(自身を除く): 353712656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 12743, 15680, 25486, 50972, 63715, 89201, 101944, 127430, 178402, 203888, 254860, 356804, 407776, 446005, 509720, 624407, 713608, 815552, 892010, 1019440, 1248814, 1427216, 1784020, 2038880, 2497628, 2854432, 3122035, 3568040, 4077760, 4995256, 5708864, 6244070, 7136080, 9990512, 12488140, 14272160, 19981024, 24976280, 28544320, 39962048, 49952560, 99905120, 199810240]

約数ペア:

[(1, 199810240), (2, 99905120), (4, 49952560), (5, 39962048), (7, 28544320), (8, 24976280), (10, 19981024), (14, 14272160), (16, 12488140), (20, 9990512), (28, 7136080), (32, 6244070), (35, 5708864), (40, 4995256), (49, 4077760), (56, 3568040), (64, 3122035), (70, 2854432), (80, 2497628), (98, 2038880), (112, 1784020), (140, 1427216), (160, 1248814), (196, 1019440), (224, 892010), (245, 815552), (280, 713608), (320, 624407), (392, 509720), (448, 446005), (490, 407776), (560, 356804), (784, 254860), (980, 203888), (1120, 178402), (1568, 127430), (1960, 101944), (2240, 89201), (3136, 63715), (3920, 50972), (7840, 25486), (12743, 15680)]