78983880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{658199}}^1$

素因数の和:658213

約数の個数: 32

約数和(自身を含む): 236952000

約数和(自身を除く): 157968120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 658199, 1316398, 1974597, 2632796, 3290995, 3949194, 5265592, 6581990, 7898388, 9872985, 13163980, 15796776, 19745970, 26327960, 39491940, 78983880]

約数ペア:

[(1, 78983880), (2, 39491940), (3, 26327960), (4, 19745970), (5, 15796776), (6, 13163980), (8, 9872985), (10, 7898388), (12, 6581990), (15, 5265592), (20, 3949194), (24, 3290995), (30, 2632796), (40, 1974597), (60, 1316398), (120, 658199)]