470072720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3559}}^1$

素因数の和:3712

約数の個数: 80

約数和(自身を含む): 1186590720

約数和(自身を除く): 716518000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1651, 2032, 2540, 3302, 3559, 5080, 6604, 7118, 8255, 10160, 13208, 14236, 16510, 17795, 26416, 28472, 33020, 35590, 46267, 56944, 66040, 71180, 92534, 132080, 142360, 185068, 231335, 284720, 370136, 451993, 462670, 740272, 903986, 925340, 1807972, 1850680, 2259965, 3615944, 3701360, 4519930, 5875909, 7231888, 9039860, 11751818, 18079720, 23503636, 29379545, 36159440, 47007272, 58759090, 94014544, 117518180, 235036360, 470072720]

約数ペア:

[(1, 470072720), (2, 235036360), (4, 117518180), (5, 94014544), (8, 58759090), (10, 47007272), (13, 36159440), (16, 29379545), (20, 23503636), (26, 18079720), (40, 11751818), (52, 9039860), (65, 7231888), (80, 5875909), (104, 4519930), (127, 3701360), (130, 3615944), (208, 2259965), (254, 1850680), (260, 1807972), (508, 925340), (520, 903986), (635, 740272), (1016, 462670), (1040, 451993), (1270, 370136), (1651, 284720), (2032, 231335), (2540, 185068), (3302, 142360), (3559, 132080), (5080, 92534), (6604, 71180), (7118, 66040), (8255, 56944), (10160, 46267), (13208, 35590), (14236, 33020), (16510, 28472), (17795, 26416)]