213995340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:976

約数の個数: 144

約数和(自身を含む): 706305600

約数和(自身を除く): 492310260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 109, 117, 130, 156, 180, 195, 218, 234, 260, 327, 390, 436, 468, 545, 585, 654, 780, 839, 981, 1090, 1170, 1308, 1417, 1635, 1678, 1962, 2180, 2340, 2517, 2834, 3270, 3356, 3924, 4195, 4251, 4905, 5034, 5668, 6540, 7085, 7551, 8390, 8502, 9810, 10068, 10907, 12585, 12753, 14170, 15102, 16780, 17004, 19620, 21255, 21814, 25170, 25506, 28340, 30204, 32721, 37755, 42510, 43628, 50340, 51012, 54535, 63765, 65442, 75510, 85020, 91451, 98163, 109070, 127530, 130884, 151020, 163605, 182902, 196326, 218140, 255060, 274353, 327210, 365804, 392652, 457255, 490815, 548706, 654420, 823059, 914510, 981630, 1097412, 1188863, 1371765, 1646118, 1829020, 1963260, 2377726, 2743530, 3292236, 3566589, 4115295, 4755452, 5487060, 5944315, 7133178, 8230590, 10699767, 11888630, 14266356, 16461180, 17832945, 21399534, 23777260, 35665890, 42799068, 53498835, 71331780, 106997670, 213995340]

約数ペア:

[(1, 213995340), (2, 106997670), (3, 71331780), (4, 53498835), (5, 42799068), (6, 35665890), (9, 23777260), (10, 21399534), (12, 17832945), (13, 16461180), (15, 14266356), (18, 11888630), (20, 10699767), (26, 8230590), (30, 7133178), (36, 5944315), (39, 5487060), (45, 4755452), (52, 4115295), (60, 3566589), (65, 3292236), (78, 2743530), (90, 2377726), (109, 1963260), (117, 1829020), (130, 1646118), (156, 1371765), (180, 1188863), (195, 1097412), (218, 981630), (234, 914510), (260, 823059), (327, 654420), (390, 548706), (436, 490815), (468, 457255), (545, 392652), (585, 365804), (654, 327210), (780, 274353), (839, 255060), (981, 218140), (1090, 196326), (1170, 182902), (1308, 163605), (1417, 151020), (1635, 130884), (1678, 127530), (1962, 109070), (2180, 98163), (2340, 91451), (2517, 85020), (2834, 75510), (3270, 65442), (3356, 63765), (3924, 54535), (4195, 51012), (4251, 50340), (4905, 43628), (5034, 42510), (5668, 37755), (6540, 32721), (7085, 30204), (7551, 28340), (8390, 25506), (8502, 25170), (9810, 21814), (10068, 21255), (10907, 19620), (12585, 17004), (12753, 16780), (14170, 15102)]