21169080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1153}}^1$

素因数の和:1190

約数の個数: 128

約数和(自身を含む): 74779200

約数和(自身を除く): 53610120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1080, 1153, 1224, 1530, 1836, 2040, 2295, 2306, 3060, 3459, 3672, 4590, 4612, 5765, 6120, 6918, 9180, 9224, 10377, 11530, 13836, 17295, 18360, 19601, 20754, 23060, 27672, 31131, 34590, 39202, 41508, 46120, 51885, 58803, 62262, 69180, 78404, 83016, 98005, 103770, 117606, 124524, 138360, 155655, 156808, 176409, 196010, 207540, 235212, 249048, 294015, 311310, 352818, 392020, 415080, 470424, 529227, 588030, 622620, 705636, 784040, 882045, 1058454, 1176060, 1245240, 1411272, 1764090, 2116908, 2352120, 2646135, 3528180, 4233816, 5292270, 7056360, 10584540, 21169080]

約数ペア:

[(1, 21169080), (2, 10584540), (3, 7056360), (4, 5292270), (5, 4233816), (6, 3528180), (8, 2646135), (9, 2352120), (10, 2116908), (12, 1764090), (15, 1411272), (17, 1245240), (18, 1176060), (20, 1058454), (24, 882045), (27, 784040), (30, 705636), (34, 622620), (36, 588030), (40, 529227), (45, 470424), (51, 415080), (54, 392020), (60, 352818), (68, 311310), (72, 294015), (85, 249048), (90, 235212), (102, 207540), (108, 196010), (120, 176409), (135, 156808), (136, 155655), (153, 138360), (170, 124524), (180, 117606), (204, 103770), (216, 98005), (255, 83016), (270, 78404), (306, 69180), (340, 62262), (360, 58803), (408, 51885), (459, 46120), (510, 41508), (540, 39202), (612, 34590), (680, 31131), (765, 27672), (918, 23060), (1020, 20754), (1080, 19601), (1153, 18360), (1224, 17295), (1530, 13836), (1836, 11530), (2040, 10377), (2295, 9224), (2306, 9180), (3060, 6918), (3459, 6120), (3672, 5765), (4590, 4612)]