74688720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{311203}}^1$

素因数の和:311219

約数の個数: 40

約数和(自身を含む): 231535776

約数和(自身を除く): 156847056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 311203, 622406, 933609, 1244812, 1556015, 1867218, 2489624, 3112030, 3734436, 4668045, 4979248, 6224060, 7468872, 9336090, 12448120, 14937744, 18672180, 24896240, 37344360, 74688720]

約数ペア:

[(1, 74688720), (2, 37344360), (3, 24896240), (4, 18672180), (5, 14937744), (6, 12448120), (8, 9336090), (10, 7468872), (12, 6224060), (15, 4979248), (16, 4668045), (20, 3734436), (24, 3112030), (30, 2489624), (40, 1867218), (48, 1556015), (60, 1244812), (80, 933609), (120, 622406), (240, 311203)]