78368880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{326537}}^1$

素因数の和:326553

約数の個数: 40

約数和(自身を含む): 242944272

約数和(自身を除く): 164575392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 326537, 653074, 979611, 1306148, 1632685, 1959222, 2612296, 3265370, 3918444, 4898055, 5224592, 6530740, 7836888, 9796110, 13061480, 15673776, 19592220, 26122960, 39184440, 78368880]

約数ペア:

[(1, 78368880), (2, 39184440), (3, 26122960), (4, 19592220), (5, 15673776), (6, 13061480), (8, 9796110), (10, 7836888), (12, 6530740), (15, 5224592), (16, 4898055), (20, 3918444), (24, 3265370), (30, 2612296), (40, 1959222), (48, 1632685), (60, 1306148), (80, 979611), (120, 653074), (240, 326537)]