20180176120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{7109}}^1$

素因数の和:7289

約数の個数: 128

約数和(自身を含む): 50311497600

約数和(自身を除く): 30131321480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 103, 104, 106, 130, 206, 212, 260, 265, 412, 424, 515, 520, 530, 689, 824, 1030, 1060, 1339, 1378, 2060, 2120, 2678, 2756, 3445, 4120, 5356, 5459, 5512, 6695, 6890, 7109, 10712, 10918, 13390, 13780, 14218, 21836, 26780, 27295, 27560, 28436, 35545, 43672, 53560, 54590, 56872, 70967, 71090, 92417, 109180, 141934, 142180, 184834, 218360, 283868, 284360, 354835, 369668, 376777, 462085, 567736, 709670, 732227, 739336, 753554, 924170, 1419340, 1464454, 1507108, 1848340, 1883885, 2838680, 2928908, 3014216, 3661135, 3696680, 3767770, 4898101, 5857816, 7322270, 7535540, 9518951, 9796202, 14644540, 15071080, 19037902, 19592404, 24490505, 29289080, 38075804, 38808031, 39184808, 47594755, 48981010, 76151608, 77616062, 95189510, 97962020, 155232124, 190379020, 194040155, 195924040, 310464248, 380758040, 388080310, 504504403, 776160620, 1009008806, 1552321240, 2018017612, 2522522015, 4036035224, 5045044030, 10090088060, 20180176120]

約数ペア:

[(1, 20180176120), (2, 10090088060), (4, 5045044030), (5, 4036035224), (8, 2522522015), (10, 2018017612), (13, 1552321240), (20, 1009008806), (26, 776160620), (40, 504504403), (52, 388080310), (53, 380758040), (65, 310464248), (103, 195924040), (104, 194040155), (106, 190379020), (130, 155232124), (206, 97962020), (212, 95189510), (260, 77616062), (265, 76151608), (412, 48981010), (424, 47594755), (515, 39184808), (520, 38808031), (530, 38075804), (689, 29289080), (824, 24490505), (1030, 19592404), (1060, 19037902), (1339, 15071080), (1378, 14644540), (2060, 9796202), (2120, 9518951), (2678, 7535540), (2756, 7322270), (3445, 5857816), (4120, 4898101), (5356, 3767770), (5459, 3696680), (5512, 3661135), (6695, 3014216), (6890, 2928908), (7109, 2838680), (10712, 1883885), (10918, 1848340), (13390, 1507108), (13780, 1464454), (14218, 1419340), (21836, 924170), (26780, 753554), (27295, 739336), (27560, 732227), (28436, 709670), (35545, 567736), (43672, 462085), (53560, 376777), (54590, 369668), (56872, 354835), (70967, 284360), (71090, 283868), (92417, 218360), (109180, 184834), (141934, 142180)]