71138280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:835

約数の個数: 128

約数和(自身を含む): 230428800

約数和(自身を除く): 159290520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 761, 779, 820, 984, 1140, 1230, 1522, 1558, 1640, 2280, 2283, 2337, 2460, 3044, 3116, 3805, 3895, 4566, 4674, 4920, 6088, 6232, 7610, 7790, 9132, 9348, 11415, 11685, 14459, 15220, 15580, 18264, 18696, 22830, 23370, 28918, 30440, 31160, 31201, 43377, 45660, 46740, 57836, 62402, 72295, 86754, 91320, 93480, 93603, 115672, 124804, 144590, 156005, 173508, 187206, 216885, 249608, 289180, 312010, 347016, 374412, 433770, 468015, 578360, 592819, 624020, 748824, 867540, 936030, 1185638, 1248040, 1735080, 1778457, 1872060, 2371276, 2964095, 3556914, 3744120, 4742552, 5928190, 7113828, 8892285, 11856380, 14227656, 17784570, 23712760, 35569140, 71138280]

約数ペア:

[(1, 71138280), (2, 35569140), (3, 23712760), (4, 17784570), (5, 14227656), (6, 11856380), (8, 8892285), (10, 7113828), (12, 5928190), (15, 4742552), (19, 3744120), (20, 3556914), (24, 2964095), (30, 2371276), (38, 1872060), (40, 1778457), (41, 1735080), (57, 1248040), (60, 1185638), (76, 936030), (82, 867540), (95, 748824), (114, 624020), (120, 592819), (123, 578360), (152, 468015), (164, 433770), (190, 374412), (205, 347016), (228, 312010), (246, 289180), (285, 249608), (328, 216885), (380, 187206), (410, 173508), (456, 156005), (492, 144590), (570, 124804), (615, 115672), (760, 93603), (761, 93480), (779, 91320), (820, 86754), (984, 72295), (1140, 62402), (1230, 57836), (1522, 46740), (1558, 45660), (1640, 43377), (2280, 31201), (2283, 31160), (2337, 30440), (2460, 28918), (3044, 23370), (3116, 22830), (3805, 18696), (3895, 18264), (4566, 15580), (4674, 15220), (4920, 14459), (6088, 11685), (6232, 11415), (7610, 9348), (7790, 9132)]