248942475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1759}}^1$

素因数の和:1829

約数の個数: 72

約数和(自身を含む): 485147520

約数和(自身を除く): 236205045

約数列:

[1, 3, 5, 9, 15, 17, 25, 37, 45, 51, 75, 85, 111, 153, 185, 225, 255, 333, 425, 555, 629, 765, 925, 1275, 1665, 1759, 1887, 2775, 3145, 3825, 5277, 5661, 8325, 8795, 9435, 15725, 15831, 26385, 28305, 29903, 43975, 47175, 65083, 79155, 89709, 131925, 141525, 149515, 195249, 269127, 325415, 395775, 448545, 585747, 747575, 976245, 1106411, 1345635, 1627075, 2242725, 2928735, 3319233, 4881225, 5532055, 6728175, 9957699, 14643675, 16596165, 27660275, 49788495, 82980825, 248942475]

約数ペア:

[(1, 248942475), (3, 82980825), (5, 49788495), (9, 27660275), (15, 16596165), (17, 14643675), (25, 9957699), (37, 6728175), (45, 5532055), (51, 4881225), (75, 3319233), (85, 2928735), (111, 2242725), (153, 1627075), (185, 1345635), (225, 1106411), (255, 976245), (333, 747575), (425, 585747), (555, 448545), (629, 395775), (765, 325415), (925, 269127), (1275, 195249), (1665, 149515), (1759, 141525), (1887, 131925), (2775, 89709), (3145, 79155), (3825, 65083), (5277, 47175), (5661, 43975), (8325, 29903), (8795, 28305), (9435, 26385), (15725, 15831)]