219249540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1193}}^1$

素因数の和:2229

約数の個数: 72

約数和(自身を含む): 666266328

約数和(自身を除く): 447016788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1021, 1193, 2042, 2386, 3063, 3579, 4084, 4772, 5105, 5965, 6126, 7158, 9189, 10210, 10737, 11930, 12252, 14316, 15315, 17895, 18378, 20420, 21474, 23860, 30630, 35790, 36756, 42948, 45945, 53685, 61260, 71580, 91890, 107370, 183780, 214740, 1218053, 2436106, 3654159, 4872212, 6090265, 7308318, 10962477, 12180530, 14616636, 18270795, 21924954, 24361060, 36541590, 43849908, 54812385, 73083180, 109624770, 219249540]

約数ペア:

[(1, 219249540), (2, 109624770), (3, 73083180), (4, 54812385), (5, 43849908), (6, 36541590), (9, 24361060), (10, 21924954), (12, 18270795), (15, 14616636), (18, 12180530), (20, 10962477), (30, 7308318), (36, 6090265), (45, 4872212), (60, 3654159), (90, 2436106), (180, 1218053), (1021, 214740), (1193, 183780), (2042, 107370), (2386, 91890), (3063, 71580), (3579, 61260), (4084, 53685), (4772, 45945), (5105, 42948), (5965, 36756), (6126, 35790), (7158, 30630), (9189, 23860), (10210, 21474), (10737, 20420), (11930, 18378), (12252, 17895), (14316, 15315)]