311976180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2371}}^1$

素因数の和:2446

約数の個数: 144

約数和(自身を含む): 1025728704

約数和(自身を除く): 713752524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 85, 86, 90, 102, 129, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 387, 430, 510, 516, 612, 645, 731, 765, 774, 860, 1020, 1290, 1462, 1530, 1548, 1935, 2193, 2371, 2580, 2924, 3060, 3655, 3870, 4386, 4742, 6579, 7113, 7310, 7740, 8772, 9484, 10965, 11855, 13158, 14226, 14620, 21339, 21930, 23710, 26316, 28452, 32895, 35565, 40307, 42678, 43860, 47420, 65790, 71130, 80614, 85356, 101953, 106695, 120921, 131580, 142260, 161228, 201535, 203906, 213390, 241842, 305859, 362763, 403070, 407812, 426780, 483684, 509765, 604605, 611718, 725526, 806140, 917577, 1019530, 1209210, 1223436, 1451052, 1529295, 1733201, 1813815, 1835154, 2039060, 2418420, 3058590, 3466402, 3627630, 3670308, 4587885, 5199603, 6117180, 6932804, 7255260, 8666005, 9175770, 10399206, 15598809, 17332010, 18351540, 20798412, 25998015, 31197618, 34664020, 51996030, 62395236, 77994045, 103992060, 155988090, 311976180]

約数ペア:

[(1, 311976180), (2, 155988090), (3, 103992060), (4, 77994045), (5, 62395236), (6, 51996030), (9, 34664020), (10, 31197618), (12, 25998015), (15, 20798412), (17, 18351540), (18, 17332010), (20, 15598809), (30, 10399206), (34, 9175770), (36, 8666005), (43, 7255260), (45, 6932804), (51, 6117180), (60, 5199603), (68, 4587885), (85, 3670308), (86, 3627630), (90, 3466402), (102, 3058590), (129, 2418420), (153, 2039060), (170, 1835154), (172, 1813815), (180, 1733201), (204, 1529295), (215, 1451052), (255, 1223436), (258, 1209210), (306, 1019530), (340, 917577), (387, 806140), (430, 725526), (510, 611718), (516, 604605), (612, 509765), (645, 483684), (731, 426780), (765, 407812), (774, 403070), (860, 362763), (1020, 305859), (1290, 241842), (1462, 213390), (1530, 203906), (1548, 201535), (1935, 161228), (2193, 142260), (2371, 131580), (2580, 120921), (2924, 106695), (3060, 101953), (3655, 85356), (3870, 80614), (4386, 71130), (4742, 65790), (6579, 47420), (7113, 43860), (7310, 42678), (7740, 40307), (8772, 35565), (9484, 32895), (10965, 28452), (11855, 26316), (13158, 23710), (14226, 21930), (14620, 21339)]