8118180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 29877120

約数和(自身を除く): 21758940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 379, 420, 476, 510, 595, 612, 630, 714, 758, 765, 1020, 1071, 1137, 1190, 1260, 1428, 1516, 1530, 1785, 1895, 2142, 2274, 2380, 2653, 3060, 3411, 3570, 3790, 4284, 4548, 5306, 5355, 5685, 6443, 6822, 7140, 7580, 7959, 10612, 10710, 11370, 12886, 13265, 13644, 15918, 17055, 19329, 21420, 22740, 23877, 25772, 26530, 31836, 32215, 34110, 38658, 39795, 45101, 47754, 53060, 57987, 64430, 68220, 77316, 79590, 90202, 95508, 96645, 115974, 119385, 128860, 135303, 159180, 180404, 193290, 225505, 231948, 238770, 270606, 289935, 386580, 405909, 451010, 477540, 541212, 579870, 676515, 811818, 902020, 1159740, 1353030, 1623636, 2029545, 2706060, 4059090, 8118180]

約数ペア:

[(1, 8118180), (2, 4059090), (3, 2706060), (4, 2029545), (5, 1623636), (6, 1353030), (7, 1159740), (9, 902020), (10, 811818), (12, 676515), (14, 579870), (15, 541212), (17, 477540), (18, 451010), (20, 405909), (21, 386580), (28, 289935), (30, 270606), (34, 238770), (35, 231948), (36, 225505), (42, 193290), (45, 180404), (51, 159180), (60, 135303), (63, 128860), (68, 119385), (70, 115974), (84, 96645), (85, 95508), (90, 90202), (102, 79590), (105, 77316), (119, 68220), (126, 64430), (140, 57987), (153, 53060), (170, 47754), (180, 45101), (204, 39795), (210, 38658), (238, 34110), (252, 32215), (255, 31836), (306, 26530), (315, 25772), (340, 23877), (357, 22740), (379, 21420), (420, 19329), (476, 17055), (510, 15918), (595, 13644), (612, 13265), (630, 12886), (714, 11370), (758, 10710), (765, 10612), (1020, 7959), (1071, 7580), (1137, 7140), (1190, 6822), (1260, 6443), (1428, 5685), (1516, 5355), (1530, 5306), (1785, 4548), (1895, 4284), (2142, 3790), (2274, 3570), (2380, 3411), (2653, 3060)]