55188180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1193}}^1$

素因数の和:1465

約数の個数: 72

約数和(自身を含む): 168196392

約数和(自身を除く): 113008212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1193, 1285, 1542, 2313, 2386, 2570, 3084, 3579, 3855, 4626, 4772, 5140, 5965, 7158, 7710, 9252, 10737, 11565, 11930, 14316, 15420, 17895, 21474, 23130, 23860, 35790, 42948, 46260, 53685, 71580, 107370, 214740, 306601, 613202, 919803, 1226404, 1533005, 1839606, 2759409, 3066010, 3679212, 4599015, 5518818, 6132020, 9198030, 11037636, 13797045, 18396060, 27594090, 55188180]

約数ペア:

[(1, 55188180), (2, 27594090), (3, 18396060), (4, 13797045), (5, 11037636), (6, 9198030), (9, 6132020), (10, 5518818), (12, 4599015), (15, 3679212), (18, 3066010), (20, 2759409), (30, 1839606), (36, 1533005), (45, 1226404), (60, 919803), (90, 613202), (180, 306601), (257, 214740), (514, 107370), (771, 71580), (1028, 53685), (1193, 46260), (1285, 42948), (1542, 35790), (2313, 23860), (2386, 23130), (2570, 21474), (3084, 17895), (3579, 15420), (3855, 14316), (4626, 11930), (4772, 11565), (5140, 10737), (5965, 9252), (7158, 7710)]