31528080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43789}}^1$

素因数の和:43808

約数の個数: 60

約数和(自身を含む): 105884220

約数和(自身を除く): 74356140

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, 43789, 87578, 131367, 175156, 218945, 262734, 350312, 394101, 437890, 525468, 656835, 700624, 788202, 875780, 1050936, 1313670, 1576404, 1751560, 1970505, 2101872, 2627340, 3152808, 3503120, 3941010, 5254680, 6305616, 7882020, 10509360, 15764040, 31528080]

約数ペア:

[(1, 31528080), (2, 15764040), (3, 10509360), (4, 7882020), (5, 6305616), (6, 5254680), (8, 3941010), (9, 3503120), (10, 3152808), (12, 2627340), (15, 2101872), (16, 1970505), (18, 1751560), (20, 1576404), (24, 1313670), (30, 1050936), (36, 875780), (40, 788202), (45, 700624), (48, 656835), (60, 525468), (72, 437890), (80, 394101), (90, 350312), (120, 262734), (144, 218945), (180, 175156), (240, 131367), (360, 87578), (720, 43789)]