140541840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{195197}}^1$

素因数の和:195216

約数の個数: 60

約数和(自身を含む): 471988764

約数和(自身を除く): 331446924

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, 195197, 390394, 585591, 780788, 975985, 1171182, 1561576, 1756773, 1951970, 2342364, 2927955, 3123152, 3513546, 3903940, 4684728, 5855910, 7027092, 7807880, 8783865, 9369456, 11711820, 14054184, 15615760, 17567730, 23423640, 28108368, 35135460, 46847280, 70270920, 140541840]

約数ペア:

[(1, 140541840), (2, 70270920), (3, 46847280), (4, 35135460), (5, 28108368), (6, 23423640), (8, 17567730), (9, 15615760), (10, 14054184), (12, 11711820), (15, 9369456), (16, 8783865), (18, 7807880), (20, 7027092), (24, 5855910), (30, 4684728), (36, 3903940), (40, 3513546), (45, 3123152), (48, 2927955), (60, 2342364), (72, 1951970), (80, 1756773), (90, 1561576), (120, 1171182), (144, 975985), (180, 780788), (240, 585591), (360, 390394), (720, 195197)]