143223980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1889}}^1$

素因数の和:2138

約数の個数: 48

約数和(自身を含む): 320060160

約数和(自身を除く): 176836180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 340, 446, 892, 1115, 1889, 2230, 3778, 3791, 4460, 7556, 7582, 9445, 15164, 18890, 18955, 32113, 37780, 37910, 64226, 75820, 128452, 160565, 321130, 421247, 642260, 842494, 1684988, 2106235, 4212470, 7161199, 8424940, 14322398, 28644796, 35805995, 71611990, 143223980]

約数ペア:

[(1, 143223980), (2, 71611990), (4, 35805995), (5, 28644796), (10, 14322398), (17, 8424940), (20, 7161199), (34, 4212470), (68, 2106235), (85, 1684988), (170, 842494), (223, 642260), (340, 421247), (446, 321130), (892, 160565), (1115, 128452), (1889, 75820), (2230, 64226), (3778, 37910), (3791, 37780), (4460, 32113), (7556, 18955), (7582, 18890), (9445, 15164)]