2018991720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{112919}}^1$

素因数の和:113082

約数の個数: 64

約数和(自身を含む): 6097680000

約数和(自身を除く): 4078688280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2980, 3576, 4470, 5960, 8940, 17880, 112919, 225838, 338757, 451676, 564595, 677514, 903352, 1129190, 1355028, 1693785, 2258380, 2710056, 3387570, 4516760, 6775140, 13550280, 16824931, 33649862, 50474793, 67299724, 84124655, 100949586, 134599448, 168249310, 201899172, 252373965, 336498620, 403798344, 504747930, 672997240, 1009495860, 2018991720]

約数ペア:

[(1, 2018991720), (2, 1009495860), (3, 672997240), (4, 504747930), (5, 403798344), (6, 336498620), (8, 252373965), (10, 201899172), (12, 168249310), (15, 134599448), (20, 100949586), (24, 84124655), (30, 67299724), (40, 50474793), (60, 33649862), (120, 16824931), (149, 13550280), (298, 6775140), (447, 4516760), (596, 3387570), (745, 2710056), (894, 2258380), (1192, 1693785), (1490, 1355028), (1788, 1129190), (2235, 903352), (2980, 677514), (3576, 564595), (4470, 451676), (5960, 338757), (8940, 225838), (17880, 112919)]