80140680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{222613}}^1$

素因数の和:222630

約数の個数: 48

約数和(自身を含む): 260458380

約数和(自身を除く): 180317700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 222613, 445226, 667839, 890452, 1113065, 1335678, 1780904, 2003517, 2226130, 2671356, 3339195, 4007034, 4452260, 5342712, 6678390, 8014068, 8904520, 10017585, 13356780, 16028136, 20035170, 26713560, 40070340, 80140680]

約数ペア:

[(1, 80140680), (2, 40070340), (3, 26713560), (4, 20035170), (5, 16028136), (6, 13356780), (8, 10017585), (9, 8904520), (10, 8014068), (12, 6678390), (15, 5342712), (18, 4452260), (20, 4007034), (24, 3339195), (30, 2671356), (36, 2226130), (40, 2003517), (45, 1780904), (60, 1335678), (72, 1113065), (90, 890452), (120, 667839), (180, 445226), (360, 222613)]