142520140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 363686400

約数和(自身を除く): 221166260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 131, 133, 140, 190, 262, 266, 380, 409, 524, 532, 655, 665, 818, 917, 1310, 1330, 1636, 1834, 2045, 2489, 2620, 2660, 2863, 3668, 4090, 4585, 4978, 5726, 7771, 8180, 9170, 9956, 11452, 12445, 14315, 15542, 17423, 18340, 24890, 28630, 31084, 34846, 38855, 49780, 53579, 54397, 57260, 69692, 77710, 87115, 107158, 108794, 155420, 174230, 214316, 217588, 267895, 271985, 348460, 375053, 535790, 543970, 750106, 1018001, 1071580, 1087940, 1500212, 1875265, 2036002, 3750530, 4072004, 5090005, 7126007, 7501060, 10180010, 14252014, 20360020, 28504028, 35630035, 71260070, 142520140]

約数ペア:

[(1, 142520140), (2, 71260070), (4, 35630035), (5, 28504028), (7, 20360020), (10, 14252014), (14, 10180010), (19, 7501060), (20, 7126007), (28, 5090005), (35, 4072004), (38, 3750530), (70, 2036002), (76, 1875265), (95, 1500212), (131, 1087940), (133, 1071580), (140, 1018001), (190, 750106), (262, 543970), (266, 535790), (380, 375053), (409, 348460), (524, 271985), (532, 267895), (655, 217588), (665, 214316), (818, 174230), (917, 155420), (1310, 108794), (1330, 107158), (1636, 87115), (1834, 77710), (2045, 69692), (2489, 57260), (2620, 54397), (2660, 53579), (2863, 49780), (3668, 38855), (4090, 34846), (4585, 31084), (4978, 28630), (5726, 24890), (7771, 18340), (8180, 17423), (9170, 15542), (9956, 14315), (11452, 12445)]