71080240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1049}}^1$

素因数の和:1091

約数の個数: 120

約数和(自身を含む): 207799200

約数和(自身を除く): 136718960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1049, 1210, 1232, 1540, 1694, 1936, 2098, 2420, 3080, 3388, 4196, 4235, 4840, 5245, 6160, 6776, 7343, 8392, 8470, 9680, 10490, 11539, 13552, 14686, 16784, 16940, 20980, 23078, 29372, 33880, 36715, 41960, 46156, 57695, 58744, 67760, 73430, 80773, 83920, 92312, 115390, 117488, 126929, 146860, 161546, 184624, 230780, 253858, 293720, 323092, 403865, 461560, 507716, 587440, 634645, 646184, 807730, 888503, 923120, 1015432, 1269290, 1292368, 1615460, 1777006, 2030864, 2538580, 3230920, 3554012, 4442515, 5077160, 6461840, 7108024, 8885030, 10154320, 14216048, 17770060, 35540120, 71080240]

約数ペア:

[(1, 71080240), (2, 35540120), (4, 17770060), (5, 14216048), (7, 10154320), (8, 8885030), (10, 7108024), (11, 6461840), (14, 5077160), (16, 4442515), (20, 3554012), (22, 3230920), (28, 2538580), (35, 2030864), (40, 1777006), (44, 1615460), (55, 1292368), (56, 1269290), (70, 1015432), (77, 923120), (80, 888503), (88, 807730), (110, 646184), (112, 634645), (121, 587440), (140, 507716), (154, 461560), (176, 403865), (220, 323092), (242, 293720), (280, 253858), (308, 230780), (385, 184624), (440, 161546), (484, 146860), (560, 126929), (605, 117488), (616, 115390), (770, 92312), (847, 83920), (880, 80773), (968, 73430), (1049, 67760), (1210, 58744), (1232, 57695), (1540, 46156), (1694, 41960), (1936, 36715), (2098, 33880), (2420, 29372), (3080, 23078), (3388, 20980), (4196, 16940), (4235, 16784), (4840, 14686), (5245, 13552), (6160, 11539), (6776, 10490), (7343, 9680), (8392, 8470)]