79446780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3709}}^1$

素因数の和:3748

約数の個数: 144

約数和(自身を含む): 291695040

約数和(自身を除く): 212248260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 3709, 4284, 5355, 7140, 7418, 10710, 11127, 14836, 18545, 21420, 22254, 25963, 33381, 37090, 44508, 51926, 55635, 63053, 66762, 74180, 77889, 103852, 111270, 126106, 129815, 133524, 155778, 166905, 189159, 222540, 233667, 252212, 259630, 311556, 315265, 333810, 378318, 389445, 441371, 467334, 519260, 567477, 630530, 667620, 756636, 778890, 882742, 934668, 945795, 1134954, 1168335, 1261060, 1324113, 1557780, 1765484, 1891590, 2206855, 2269908, 2336670, 2648226, 2837385, 3783180, 3972339, 4413710, 4673340, 5296452, 5674770, 6620565, 7944678, 8827420, 11349540, 13241130, 15889356, 19861695, 26482260, 39723390, 79446780]

約数ペア:

[(1, 79446780), (2, 39723390), (3, 26482260), (4, 19861695), (5, 15889356), (6, 13241130), (7, 11349540), (9, 8827420), (10, 7944678), (12, 6620565), (14, 5674770), (15, 5296452), (17, 4673340), (18, 4413710), (20, 3972339), (21, 3783180), (28, 2837385), (30, 2648226), (34, 2336670), (35, 2269908), (36, 2206855), (42, 1891590), (45, 1765484), (51, 1557780), (60, 1324113), (63, 1261060), (68, 1168335), (70, 1134954), (84, 945795), (85, 934668), (90, 882742), (102, 778890), (105, 756636), (119, 667620), (126, 630530), (140, 567477), (153, 519260), (170, 467334), (180, 441371), (204, 389445), (210, 378318), (238, 333810), (252, 315265), (255, 311556), (306, 259630), (315, 252212), (340, 233667), (357, 222540), (420, 189159), (476, 166905), (510, 155778), (595, 133524), (612, 129815), (630, 126106), (714, 111270), (765, 103852), (1020, 77889), (1071, 74180), (1190, 66762), (1260, 63053), (1428, 55635), (1530, 51926), (1785, 44508), (2142, 37090), (2380, 33381), (3060, 25963), (3570, 22254), (3709, 21420), (4284, 18545), (5355, 14836), (7140, 11127), (7418, 10710)]