319483670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2153}}^1$

素因数の和:2261

約数の個数: 64

約数和(自身を含む): 669980160

約数和(自身を除く): 350496490

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 71, 95, 110, 142, 190, 209, 355, 418, 710, 781, 1045, 1349, 1562, 2090, 2153, 2698, 3905, 4306, 6745, 7810, 10765, 13490, 14839, 21530, 23683, 29678, 40907, 47366, 74195, 81814, 118415, 148390, 152863, 204535, 236830, 305726, 409070, 449977, 764315, 899954, 1528630, 1681493, 2249885, 2904397, 3362986, 4499770, 5808794, 8407465, 14521985, 16814930, 29043970, 31948367, 63896734, 159741835, 319483670]

約数ペア:

[(1, 319483670), (2, 159741835), (5, 63896734), (10, 31948367), (11, 29043970), (19, 16814930), (22, 14521985), (38, 8407465), (55, 5808794), (71, 4499770), (95, 3362986), (110, 2904397), (142, 2249885), (190, 1681493), (209, 1528630), (355, 899954), (418, 764315), (710, 449977), (781, 409070), (1045, 305726), (1349, 236830), (1562, 204535), (2090, 152863), (2153, 148390), (2698, 118415), (3905, 81814), (4306, 74195), (6745, 47366), (7810, 40907), (10765, 29678), (13490, 23683), (14839, 21530)]