253506420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26573}}^1$

素因数の和:26641

約数の個数: 72

約数和(自身を含む): 783507816

約数和(自身を除く): 530001396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 26573, 53146, 79719, 106292, 132865, 159438, 239157, 265730, 318876, 398595, 478314, 531460, 797190, 956628, 1195785, 1408369, 1594380, 2391570, 2816738, 4225107, 4783140, 5633476, 7041845, 8450214, 12675321, 14083690, 16900428, 21125535, 25350642, 28167380, 42251070, 50701284, 63376605, 84502140, 126753210, 253506420]

約数ペア:

[(1, 253506420), (2, 126753210), (3, 84502140), (4, 63376605), (5, 50701284), (6, 42251070), (9, 28167380), (10, 25350642), (12, 21125535), (15, 16900428), (18, 14083690), (20, 12675321), (30, 8450214), (36, 7041845), (45, 5633476), (53, 4783140), (60, 4225107), (90, 2816738), (106, 2391570), (159, 1594380), (180, 1408369), (212, 1195785), (265, 956628), (318, 797190), (477, 531460), (530, 478314), (636, 398595), (795, 318876), (954, 265730), (1060, 239157), (1590, 159438), (1908, 132865), (2385, 106292), (3180, 79719), (4770, 53146), (9540, 26573)]