168687520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1993}}^1$

素因数の和:2054

約数の個数: 72

約数和(自身を含む): 416813796

約数和(自身を除く): 248126276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 529, 736, 920, 1058, 1840, 1993, 2116, 2645, 3680, 3986, 4232, 5290, 7972, 8464, 9965, 10580, 15944, 16928, 19930, 21160, 31888, 39860, 42320, 45839, 63776, 79720, 84640, 91678, 159440, 183356, 229195, 318880, 366712, 458390, 733424, 916780, 1054297, 1466848, 1833560, 2108594, 3667120, 4217188, 5271485, 7334240, 8434376, 10542970, 16868752, 21085940, 33737504, 42171880, 84343760, 168687520]

約数ペア:

[(1, 168687520), (2, 84343760), (4, 42171880), (5, 33737504), (8, 21085940), (10, 16868752), (16, 10542970), (20, 8434376), (23, 7334240), (32, 5271485), (40, 4217188), (46, 3667120), (80, 2108594), (92, 1833560), (115, 1466848), (160, 1054297), (184, 916780), (230, 733424), (368, 458390), (460, 366712), (529, 318880), (736, 229195), (920, 183356), (1058, 159440), (1840, 91678), (1993, 84640), (2116, 79720), (2645, 63776), (3680, 45839), (3986, 42320), (4232, 39860), (5290, 31888), (7972, 21160), (8464, 19930), (9965, 16928), (10580, 15944)]