142041520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1118

約数の個数: 80

約数和(自身を含む): 346727808

約数和(自身を除く): 204686288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 94, 148, 185, 188, 235, 296, 370, 376, 470, 592, 740, 752, 940, 1021, 1480, 1739, 1880, 2042, 2960, 3478, 3760, 4084, 5105, 6956, 8168, 8695, 10210, 13912, 16336, 17390, 20420, 27824, 34780, 37777, 40840, 47987, 69560, 75554, 81680, 95974, 139120, 151108, 188885, 191948, 239935, 302216, 377770, 383896, 479870, 604432, 755540, 767792, 959740, 1511080, 1775519, 1919480, 3022160, 3551038, 3838960, 7102076, 8877595, 14204152, 17755190, 28408304, 35510380, 71020760, 142041520]

約数ペア:

[(1, 142041520), (2, 71020760), (4, 35510380), (5, 28408304), (8, 17755190), (10, 14204152), (16, 8877595), (20, 7102076), (37, 3838960), (40, 3551038), (47, 3022160), (74, 1919480), (80, 1775519), (94, 1511080), (148, 959740), (185, 767792), (188, 755540), (235, 604432), (296, 479870), (370, 383896), (376, 377770), (470, 302216), (592, 239935), (740, 191948), (752, 188885), (940, 151108), (1021, 139120), (1480, 95974), (1739, 81680), (1880, 75554), (2042, 69560), (2960, 47987), (3478, 40840), (3760, 37777), (4084, 34780), (5105, 27824), (6956, 20420), (8168, 17390), (8695, 16336), (10210, 13912)]