205516680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1712639}}^1$

素因数の和:1712653

約数の個数: 32

約数和(自身を含む): 616550400

約数和(自身を除く): 411033720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1712639, 3425278, 5137917, 6850556, 8563195, 10275834, 13701112, 17126390, 20551668, 25689585, 34252780, 41103336, 51379170, 68505560, 102758340, 205516680]

約数ペア:

[(1, 205516680), (2, 102758340), (3, 68505560), (4, 51379170), (5, 41103336), (6, 34252780), (8, 25689585), (10, 20551668), (12, 17126390), (15, 13701112), (20, 10275834), (24, 8563195), (30, 6850556), (40, 5137917), (60, 3425278), (120, 1712639)]