378018720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{262513}}^1$

素因数の和:262534

約数の個数: 72

約数和(自身を含む): 1289993796

約数和(自身を除く): 911975076

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 262513, 525026, 787539, 1050052, 1312565, 1575078, 2100104, 2362617, 2625130, 3150156, 3937695, 4200208, 4725234, 5250260, 6300312, 7875390, 8400416, 9450468, 10500520, 11813085, 12600624, 15750780, 18900936, 21001040, 23626170, 25201248, 31501560, 37801872, 42002080, 47252340, 63003120, 75603744, 94504680, 126006240, 189009360, 378018720]

約数ペア:

[(1, 378018720), (2, 189009360), (3, 126006240), (4, 94504680), (5, 75603744), (6, 63003120), (8, 47252340), (9, 42002080), (10, 37801872), (12, 31501560), (15, 25201248), (16, 23626170), (18, 21001040), (20, 18900936), (24, 15750780), (30, 12600624), (32, 11813085), (36, 10500520), (40, 9450468), (45, 8400416), (48, 7875390), (60, 6300312), (72, 5250260), (80, 4725234), (90, 4200208), (96, 3937695), (120, 3150156), (144, 2625130), (160, 2362617), (180, 2100104), (240, 1575078), (288, 1312565), (360, 1050052), (480, 787539), (720, 525026), (1440, 262513)]