74747280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{311447}}^1$

素因数の和:311463

約数の個数: 40

約数和(自身を含む): 231717312

約数和(自身を除く): 156970032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 311447, 622894, 934341, 1245788, 1557235, 1868682, 2491576, 3114470, 3737364, 4671705, 4983152, 6228940, 7474728, 9343410, 12457880, 14949456, 18686820, 24915760, 37373640, 74747280]

約数ペア:

[(1, 74747280), (2, 37373640), (3, 24915760), (4, 18686820), (5, 14949456), (6, 12457880), (8, 9343410), (10, 7474728), (12, 6228940), (15, 4983152), (16, 4671705), (20, 3737364), (24, 3114470), (30, 2491576), (40, 1868682), (48, 1557235), (60, 1245788), (80, 934341), (120, 622894), (240, 311447)]