145121900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 401974272

約数和(自身を除く): 256852372

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 47, 50, 55, 70, 77, 94, 100, 110, 140, 154, 175, 188, 220, 235, 275, 308, 329, 350, 385, 401, 470, 517, 550, 658, 700, 770, 802, 940, 1034, 1100, 1175, 1316, 1540, 1604, 1645, 1925, 2005, 2068, 2350, 2585, 2807, 3290, 3619, 3850, 4010, 4411, 4700, 5170, 5614, 6580, 7238, 7700, 8020, 8225, 8822, 10025, 10340, 11228, 12925, 14035, 14476, 16450, 17644, 18095, 18847, 20050, 22055, 25850, 28070, 30877, 32900, 36190, 37694, 40100, 44110, 51700, 56140, 61754, 70175, 72380, 75388, 88220, 90475, 94235, 110275, 123508, 131929, 140350, 154385, 180950, 188470, 207317, 220550, 263858, 280700, 308770, 361900, 376940, 414634, 441100, 471175, 527716, 617540, 659645, 771925, 829268, 942350, 1036585, 1319290, 1451219, 1543850, 1884700, 2073170, 2638580, 2902438, 3087700, 3298225, 4146340, 5182925, 5804876, 6596450, 7256095, 10365850, 13192900, 14512190, 20731700, 29024380, 36280475, 72560950, 145121900]

約数ペア:

[(1, 145121900), (2, 72560950), (4, 36280475), (5, 29024380), (7, 20731700), (10, 14512190), (11, 13192900), (14, 10365850), (20, 7256095), (22, 6596450), (25, 5804876), (28, 5182925), (35, 4146340), (44, 3298225), (47, 3087700), (50, 2902438), (55, 2638580), (70, 2073170), (77, 1884700), (94, 1543850), (100, 1451219), (110, 1319290), (140, 1036585), (154, 942350), (175, 829268), (188, 771925), (220, 659645), (235, 617540), (275, 527716), (308, 471175), (329, 441100), (350, 414634), (385, 376940), (401, 361900), (470, 308770), (517, 280700), (550, 263858), (658, 220550), (700, 207317), (770, 188470), (802, 180950), (940, 154385), (1034, 140350), (1100, 131929), (1175, 123508), (1316, 110275), (1540, 94235), (1604, 90475), (1645, 88220), (1925, 75388), (2005, 72380), (2068, 70175), (2350, 61754), (2585, 56140), (2807, 51700), (3290, 44110), (3619, 40100), (3850, 37694), (4010, 36190), (4411, 32900), (4700, 30877), (5170, 28070), (5614, 25850), (6580, 22055), (7238, 20050), (7700, 18847), (8020, 18095), (8225, 17644), (8822, 16450), (10025, 14476), (10340, 14035), (11228, 12925)]