212470400

素因数分解:

$2^7\times 5^2\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1082

約数の個数: 96

約数和(自身を含む): 533239680

約数和(自身を除く): 320769280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 67, 80, 100, 128, 134, 160, 200, 268, 320, 335, 400, 536, 640, 670, 800, 991, 1072, 1340, 1600, 1675, 1982, 2144, 2680, 3200, 3350, 3964, 4288, 4955, 5360, 6700, 7928, 8576, 9910, 10720, 13400, 15856, 19820, 21440, 24775, 26800, 31712, 39640, 42880, 49550, 53600, 63424, 66397, 79280, 99100, 107200, 126848, 132794, 158560, 198200, 214400, 265588, 317120, 331985, 396400, 531176, 634240, 663970, 792800, 1062352, 1327940, 1585600, 1659925, 2124704, 2655880, 3171200, 3319850, 4249408, 5311760, 6639700, 8498816, 10623520, 13279400, 21247040, 26558800, 42494080, 53117600, 106235200, 212470400]

約数ペア:

[(1, 212470400), (2, 106235200), (4, 53117600), (5, 42494080), (8, 26558800), (10, 21247040), (16, 13279400), (20, 10623520), (25, 8498816), (32, 6639700), (40, 5311760), (50, 4249408), (64, 3319850), (67, 3171200), (80, 2655880), (100, 2124704), (128, 1659925), (134, 1585600), (160, 1327940), (200, 1062352), (268, 792800), (320, 663970), (335, 634240), (400, 531176), (536, 396400), (640, 331985), (670, 317120), (800, 265588), (991, 214400), (1072, 198200), (1340, 158560), (1600, 132794), (1675, 126848), (1982, 107200), (2144, 99100), (2680, 79280), (3200, 66397), (3350, 63424), (3964, 53600), (4288, 49550), (4955, 42880), (5360, 39640), (6700, 31712), (7928, 26800), (8576, 24775), (9910, 21440), (10720, 19820), (13400, 15856)]