66206840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2029

約数の個数: 96

約数和(自身を含む): 183571920

約数和(自身を除く): 117365080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 952, 980, 1190, 1666, 1960, 1987, 2380, 3332, 3974, 4165, 4760, 6664, 7948, 8330, 9935, 13909, 15896, 16660, 19870, 27818, 33320, 33779, 39740, 55636, 67558, 69545, 79480, 97363, 111272, 135116, 139090, 168895, 194726, 236453, 270232, 278180, 337790, 389452, 472906, 486815, 556360, 675580, 778904, 945812, 973630, 1182265, 1351160, 1655171, 1891624, 1947260, 2364530, 3310342, 3894520, 4729060, 6620684, 8275855, 9458120, 13241368, 16551710, 33103420, 66206840]

約数ペア:

[(1, 66206840), (2, 33103420), (4, 16551710), (5, 13241368), (7, 9458120), (8, 8275855), (10, 6620684), (14, 4729060), (17, 3894520), (20, 3310342), (28, 2364530), (34, 1947260), (35, 1891624), (40, 1655171), (49, 1351160), (56, 1182265), (68, 973630), (70, 945812), (85, 778904), (98, 675580), (119, 556360), (136, 486815), (140, 472906), (170, 389452), (196, 337790), (238, 278180), (245, 270232), (280, 236453), (340, 194726), (392, 168895), (476, 139090), (490, 135116), (595, 111272), (680, 97363), (833, 79480), (952, 69545), (980, 67558), (1190, 55636), (1666, 39740), (1960, 33779), (1987, 33320), (2380, 27818), (3332, 19870), (3974, 16660), (4165, 15896), (4760, 13909), (6664, 9935), (7948, 8330)]