178210060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4229}}^1$

素因数の和:4295

約数の個数: 72

約数和(自身を含む): 445571280

約数和(自身を除く): 267361220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 4229, 6020, 8428, 8458, 10535, 16916, 21070, 21145, 29603, 42140, 42290, 59206, 84580, 118412, 148015, 181847, 207221, 296030, 363694, 414442, 592060, 727388, 828884, 909235, 1036105, 1272929, 1818470, 2072210, 2545858, 3636940, 4144420, 5091716, 6364645, 8910503, 12729290, 17821006, 25458580, 35642012, 44552515, 89105030, 178210060]

約数ペア:

[(1, 178210060), (2, 89105030), (4, 44552515), (5, 35642012), (7, 25458580), (10, 17821006), (14, 12729290), (20, 8910503), (28, 6364645), (35, 5091716), (43, 4144420), (49, 3636940), (70, 2545858), (86, 2072210), (98, 1818470), (140, 1272929), (172, 1036105), (196, 909235), (215, 828884), (245, 727388), (301, 592060), (430, 414442), (490, 363694), (602, 296030), (860, 207221), (980, 181847), (1204, 148015), (1505, 118412), (2107, 84580), (3010, 59206), (4214, 42290), (4229, 42140), (6020, 29603), (8428, 21145), (8458, 21070), (10535, 16916)]