201891900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{757}}^1$

素因数の和:908

約数の個数: 144

約数和(自身を含む): 673734656

約数和(自身を除く): 471842756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 127, 140, 150, 175, 210, 254, 300, 350, 381, 420, 508, 525, 635, 700, 757, 762, 889, 1050, 1270, 1514, 1524, 1778, 1905, 2100, 2271, 2540, 2667, 3028, 3175, 3556, 3785, 3810, 4445, 4542, 5299, 5334, 6350, 7570, 7620, 8890, 9084, 9525, 10598, 10668, 11355, 12700, 13335, 15140, 15897, 17780, 18925, 19050, 21196, 22225, 22710, 26495, 26670, 31794, 37850, 38100, 44450, 45420, 52990, 53340, 56775, 63588, 66675, 75700, 79485, 88900, 96139, 105980, 113550, 132475, 133350, 158970, 192278, 227100, 264950, 266700, 288417, 317940, 384556, 397425, 480695, 529900, 576834, 672973, 794850, 961390, 1153668, 1345946, 1442085, 1589700, 1922780, 2018919, 2403475, 2691892, 2884170, 3364865, 4037838, 4806950, 5768340, 6729730, 7210425, 8075676, 9613900, 10094595, 13459460, 14420850, 16824325, 20189190, 28841700, 33648650, 40378380, 50472975, 67297300, 100945950, 201891900]

約数ペア:

[(1, 201891900), (2, 100945950), (3, 67297300), (4, 50472975), (5, 40378380), (6, 33648650), (7, 28841700), (10, 20189190), (12, 16824325), (14, 14420850), (15, 13459460), (20, 10094595), (21, 9613900), (25, 8075676), (28, 7210425), (30, 6729730), (35, 5768340), (42, 4806950), (50, 4037838), (60, 3364865), (70, 2884170), (75, 2691892), (84, 2403475), (100, 2018919), (105, 1922780), (127, 1589700), (140, 1442085), (150, 1345946), (175, 1153668), (210, 961390), (254, 794850), (300, 672973), (350, 576834), (381, 529900), (420, 480695), (508, 397425), (525, 384556), (635, 317940), (700, 288417), (757, 266700), (762, 264950), (889, 227100), (1050, 192278), (1270, 158970), (1514, 133350), (1524, 132475), (1778, 113550), (1905, 105980), (2100, 96139), (2271, 88900), (2540, 79485), (2667, 75700), (3028, 66675), (3175, 63588), (3556, 56775), (3785, 53340), (3810, 52990), (4445, 45420), (4542, 44450), (5299, 38100), (5334, 37850), (6350, 31794), (7570, 26670), (7620, 26495), (8890, 22710), (9084, 22225), (9525, 21196), (10598, 19050), (10668, 18925), (11355, 17780), (12700, 15897), (13335, 15140)]