154021680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{213919}}^1$

素因数の和:213938

約数の個数: 60

約数和(自身を含む): 517258560

約数和(自身を除く): 363236880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 213919, 427838, 641757, 855676, 1069595, 1283514, 1711352, 1925271, 2139190, 2567028, 3208785, 3422704, 3850542, 4278380, 5134056, 6417570, 7701084, 8556760, 9626355, 10268112, 12835140, 15402168, 17113520, 19252710, 25670280, 30804336, 38505420, 51340560, 77010840, 154021680]

約数ペア:

[(1, 154021680), (2, 77010840), (3, 51340560), (4, 38505420), (5, 30804336), (6, 25670280), (8, 19252710), (9, 17113520), (10, 15402168), (12, 12835140), (15, 10268112), (16, 9626355), (18, 8556760), (20, 7701084), (24, 6417570), (30, 5134056), (36, 4278380), (40, 3850542), (45, 3422704), (48, 3208785), (60, 2567028), (72, 2139190), (80, 1925271), (90, 1711352), (120, 1283514), (144, 1069595), (180, 855676), (240, 641757), (360, 427838), (720, 213919)]