131520840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5861}}^1$

素因数の和:5903

約数の個数: 128

約数和(自身を含む): 455829120

約数和(自身を除く): 324308280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 5861, 7480, 11220, 11722, 17583, 22440, 23444, 29305, 35166, 46888, 58610, 64471, 70332, 87915, 99637, 117220, 128942, 140664, 175830, 193413, 199274, 234440, 257884, 298911, 322355, 351660, 386826, 398548, 498185, 515768, 597822, 644710, 703320, 773652, 797096, 967065, 996370, 1096007, 1195644, 1289420, 1494555, 1547304, 1934130, 1992740, 2192014, 2391288, 2578840, 2989110, 3288021, 3868260, 3985480, 4384028, 5480035, 5978220, 6576042, 7736520, 8768056, 10960070, 11956440, 13152084, 16440105, 21920140, 26304168, 32880210, 43840280, 65760420, 131520840]

約数ペア:

[(1, 131520840), (2, 65760420), (3, 43840280), (4, 32880210), (5, 26304168), (6, 21920140), (8, 16440105), (10, 13152084), (11, 11956440), (12, 10960070), (15, 8768056), (17, 7736520), (20, 6576042), (22, 5978220), (24, 5480035), (30, 4384028), (33, 3985480), (34, 3868260), (40, 3288021), (44, 2989110), (51, 2578840), (55, 2391288), (60, 2192014), (66, 1992740), (68, 1934130), (85, 1547304), (88, 1494555), (102, 1289420), (110, 1195644), (120, 1096007), (132, 996370), (136, 967065), (165, 797096), (170, 773652), (187, 703320), (204, 644710), (220, 597822), (255, 515768), (264, 498185), (330, 398548), (340, 386826), (374, 351660), (408, 322355), (440, 298911), (510, 257884), (561, 234440), (660, 199274), (680, 193413), (748, 175830), (935, 140664), (1020, 128942), (1122, 117220), (1320, 99637), (1496, 87915), (1870, 70332), (2040, 64471), (2244, 58610), (2805, 46888), (3740, 35166), (4488, 29305), (5610, 23444), (5861, 22440), (7480, 17583), (11220, 11722)]