142940840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{313}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 376931880

約数和(自身を除く): 233991040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 233, 245, 280, 313, 392, 466, 490, 626, 932, 980, 1165, 1252, 1565, 1631, 1864, 1960, 2191, 2330, 2504, 3130, 3262, 4382, 4660, 6260, 6524, 8155, 8764, 9320, 10955, 11417, 12520, 13048, 15337, 16310, 17528, 21910, 22834, 30674, 32620, 43820, 45668, 57085, 61348, 65240, 72929, 76685, 87640, 91336, 114170, 122696, 145858, 153370, 228340, 291716, 306740, 364645, 456680, 510503, 583432, 613480, 729290, 1021006, 1458580, 2042012, 2552515, 2917160, 3573521, 4084024, 5105030, 7147042, 10210060, 14294084, 17867605, 20420120, 28588168, 35735210, 71470420, 142940840]

約数ペア:

[(1, 142940840), (2, 71470420), (4, 35735210), (5, 28588168), (7, 20420120), (8, 17867605), (10, 14294084), (14, 10210060), (20, 7147042), (28, 5105030), (35, 4084024), (40, 3573521), (49, 2917160), (56, 2552515), (70, 2042012), (98, 1458580), (140, 1021006), (196, 729290), (233, 613480), (245, 583432), (280, 510503), (313, 456680), (392, 364645), (466, 306740), (490, 291716), (626, 228340), (932, 153370), (980, 145858), (1165, 122696), (1252, 114170), (1565, 91336), (1631, 87640), (1864, 76685), (1960, 72929), (2191, 65240), (2330, 61348), (2504, 57085), (3130, 45668), (3262, 43820), (4382, 32620), (4660, 30674), (6260, 22834), (6524, 21910), (8155, 17528), (8764, 16310), (9320, 15337), (10955, 13048), (11417, 12520)]