27478290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 82114560

約数和(自身を除く): 54636270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 43, 51, 70, 85, 86, 102, 105, 119, 129, 170, 179, 210, 215, 238, 255, 258, 301, 357, 358, 430, 510, 537, 595, 602, 645, 714, 731, 895, 903, 1074, 1190, 1253, 1290, 1462, 1505, 1785, 1790, 1806, 2193, 2506, 2685, 3010, 3043, 3570, 3655, 3759, 4386, 4515, 5117, 5370, 6086, 6265, 7310, 7518, 7697, 9030, 9129, 10234, 10965, 12530, 15215, 15351, 15394, 18258, 18795, 21301, 21930, 23091, 25585, 30430, 30702, 37590, 38485, 42602, 45645, 46182, 51170, 53879, 63903, 76755, 76970, 91290, 106505, 107758, 115455, 127806, 130849, 153510, 161637, 213010, 230910, 261698, 269395, 319515, 323274, 392547, 538790, 639030, 654245, 785094, 808185, 915943, 1308490, 1616370, 1831886, 1962735, 2747829, 3925470, 4579715, 5495658, 9159430, 13739145, 27478290]

約数ペア:

[(1, 27478290), (2, 13739145), (3, 9159430), (5, 5495658), (6, 4579715), (7, 3925470), (10, 2747829), (14, 1962735), (15, 1831886), (17, 1616370), (21, 1308490), (30, 915943), (34, 808185), (35, 785094), (42, 654245), (43, 639030), (51, 538790), (70, 392547), (85, 323274), (86, 319515), (102, 269395), (105, 261698), (119, 230910), (129, 213010), (170, 161637), (179, 153510), (210, 130849), (215, 127806), (238, 115455), (255, 107758), (258, 106505), (301, 91290), (357, 76970), (358, 76755), (430, 63903), (510, 53879), (537, 51170), (595, 46182), (602, 45645), (645, 42602), (714, 38485), (731, 37590), (895, 30702), (903, 30430), (1074, 25585), (1190, 23091), (1253, 21930), (1290, 21301), (1462, 18795), (1505, 18258), (1785, 15394), (1790, 15351), (1806, 15215), (2193, 12530), (2506, 10965), (2685, 10234), (3010, 9129), (3043, 9030), (3570, 7697), (3655, 7518), (3759, 7310), (4386, 6265), (4515, 6086), (5117, 5370)]