211294260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27299}}^1$

素因数の和:27357

約数の個数: 72

約数和(自身を含む): 655855200

約数和(自身を除く): 444560940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 27299, 54598, 81897, 109196, 136495, 163794, 245691, 272990, 327588, 409485, 491382, 545980, 818970, 982764, 1173857, 1228455, 1637940, 2347714, 2456910, 3521571, 4695428, 4913820, 5869285, 7043142, 10564713, 11738570, 14086284, 17607855, 21129426, 23477140, 35215710, 42258852, 52823565, 70431420, 105647130, 211294260]

約数ペア:

[(1, 211294260), (2, 105647130), (3, 70431420), (4, 52823565), (5, 42258852), (6, 35215710), (9, 23477140), (10, 21129426), (12, 17607855), (15, 14086284), (18, 11738570), (20, 10564713), (30, 7043142), (36, 5869285), (43, 4913820), (45, 4695428), (60, 3521571), (86, 2456910), (90, 2347714), (129, 1637940), (172, 1228455), (180, 1173857), (215, 982764), (258, 818970), (387, 545980), (430, 491382), (516, 409485), (645, 327588), (774, 272990), (860, 245691), (1290, 163794), (1548, 136495), (1935, 109196), (2580, 81897), (3870, 54598), (7740, 27299)]