1570284990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{245741}}^1$

素因数の和:245825

約数の個数: 48

約数和(自身を含む): 4140261216

約数和(自身を除く): 2569976226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 245741, 491482, 737223, 1228705, 1474446, 2211669, 2457410, 3686115, 4423338, 7372230, 11058345, 17447611, 22116690, 34895222, 52342833, 87238055, 104685666, 157028499, 174476110, 261714165, 314056998, 523428330, 785142495, 1570284990]

約数ペア:

[(1, 1570284990), (2, 785142495), (3, 523428330), (5, 314056998), (6, 261714165), (9, 174476110), (10, 157028499), (15, 104685666), (18, 87238055), (30, 52342833), (45, 34895222), (71, 22116690), (90, 17447611), (142, 11058345), (213, 7372230), (355, 4423338), (426, 3686115), (639, 2457410), (710, 2211669), (1065, 1474446), (1278, 1228705), (2130, 737223), (3195, 491482), (6390, 245741)]