85413780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 278014464

約数和(自身を除く): 192600684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 103, 153, 170, 180, 204, 206, 255, 271, 306, 309, 340, 412, 510, 515, 542, 612, 618, 765, 813, 927, 1020, 1030, 1084, 1236, 1355, 1530, 1545, 1626, 1751, 1854, 2060, 2439, 2710, 3060, 3090, 3252, 3502, 3708, 4065, 4607, 4635, 4878, 5253, 5420, 6180, 7004, 8130, 8755, 9214, 9270, 9756, 10506, 12195, 13821, 15759, 16260, 17510, 18428, 18540, 21012, 23035, 24390, 26265, 27642, 27913, 31518, 35020, 41463, 46070, 48780, 52530, 55284, 55826, 63036, 69105, 78795, 82926, 83739, 92140, 105060, 111652, 138210, 139565, 157590, 165852, 167478, 207315, 251217, 276420, 279130, 315180, 334956, 414630, 418695, 474521, 502434, 558260, 829260, 837390, 949042, 1004868, 1256085, 1423563, 1674780, 1898084, 2372605, 2512170, 2847126, 4270689, 4745210, 5024340, 5694252, 7117815, 8541378, 9490420, 14235630, 17082756, 21353445, 28471260, 42706890, 85413780]

約数ペア:

[(1, 85413780), (2, 42706890), (3, 28471260), (4, 21353445), (5, 17082756), (6, 14235630), (9, 9490420), (10, 8541378), (12, 7117815), (15, 5694252), (17, 5024340), (18, 4745210), (20, 4270689), (30, 2847126), (34, 2512170), (36, 2372605), (45, 1898084), (51, 1674780), (60, 1423563), (68, 1256085), (85, 1004868), (90, 949042), (102, 837390), (103, 829260), (153, 558260), (170, 502434), (180, 474521), (204, 418695), (206, 414630), (255, 334956), (271, 315180), (306, 279130), (309, 276420), (340, 251217), (412, 207315), (510, 167478), (515, 165852), (542, 157590), (612, 139565), (618, 138210), (765, 111652), (813, 105060), (927, 92140), (1020, 83739), (1030, 82926), (1084, 78795), (1236, 69105), (1355, 63036), (1530, 55826), (1545, 55284), (1626, 52530), (1751, 48780), (1854, 46070), (2060, 41463), (2439, 35020), (2710, 31518), (3060, 27913), (3090, 27642), (3252, 26265), (3502, 24390), (3708, 23035), (4065, 21012), (4607, 18540), (4635, 18428), (4878, 17510), (5253, 16260), (5420, 15759), (6180, 13821), (7004, 12195), (8130, 10506), (8755, 9756), (9214, 9270)]