168319980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 539098560

約数和(自身を除く): 370778580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 109, 115, 138, 180, 207, 218, 230, 276, 327, 345, 373, 414, 436, 460, 545, 654, 690, 746, 828, 981, 1035, 1090, 1119, 1308, 1380, 1492, 1635, 1865, 1962, 2070, 2180, 2238, 2507, 3270, 3357, 3730, 3924, 4140, 4476, 4905, 5014, 5595, 6540, 6714, 7460, 7521, 8579, 9810, 10028, 11190, 12535, 13428, 15042, 16785, 17158, 19620, 22380, 22563, 25070, 25737, 30084, 33570, 34316, 37605, 40657, 42895, 45126, 50140, 51474, 67140, 75210, 77211, 81314, 85790, 90252, 102948, 112815, 121971, 128685, 150420, 154422, 162628, 171580, 203285, 225630, 243942, 257370, 308844, 365913, 386055, 406570, 451260, 487884, 514740, 609855, 731826, 772110, 813140, 935111, 1219710, 1463652, 1544220, 1829565, 1870222, 2439420, 2805333, 3659130, 3740444, 4675555, 5610666, 7318260, 8415999, 9351110, 11221332, 14026665, 16831998, 18702220, 28053330, 33663996, 42079995, 56106660, 84159990, 168319980]

約数ペア:

[(1, 168319980), (2, 84159990), (3, 56106660), (4, 42079995), (5, 33663996), (6, 28053330), (9, 18702220), (10, 16831998), (12, 14026665), (15, 11221332), (18, 9351110), (20, 8415999), (23, 7318260), (30, 5610666), (36, 4675555), (45, 3740444), (46, 3659130), (60, 2805333), (69, 2439420), (90, 1870222), (92, 1829565), (109, 1544220), (115, 1463652), (138, 1219710), (180, 935111), (207, 813140), (218, 772110), (230, 731826), (276, 609855), (327, 514740), (345, 487884), (373, 451260), (414, 406570), (436, 386055), (460, 365913), (545, 308844), (654, 257370), (690, 243942), (746, 225630), (828, 203285), (981, 171580), (1035, 162628), (1090, 154422), (1119, 150420), (1308, 128685), (1380, 121971), (1492, 112815), (1635, 102948), (1865, 90252), (1962, 85790), (2070, 81314), (2180, 77211), (2238, 75210), (2507, 67140), (3270, 51474), (3357, 50140), (3730, 45126), (3924, 42895), (4140, 40657), (4476, 37605), (4905, 34316), (5014, 33570), (5595, 30084), (6540, 25737), (6714, 25070), (7460, 22563), (7521, 22380), (8579, 19620), (9810, 17158), (10028, 16785), (11190, 15042), (12535, 13428)]