211042980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1172461}}^1$

素因数の和:1172476

約数の個数: 36

約数和(自身を含む): 640164252

約数和(自身を除く): 429121272

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1172461, 2344922, 3517383, 4689844, 5862305, 7034766, 10552149, 11724610, 14069532, 17586915, 21104298, 23449220, 35173830, 42208596, 52760745, 70347660, 105521490, 211042980]

約数ペア:

[(1, 211042980), (2, 105521490), (3, 70347660), (4, 52760745), (5, 42208596), (6, 35173830), (9, 23449220), (10, 21104298), (12, 17586915), (15, 14069532), (18, 11724610), (20, 10552149), (30, 7034766), (36, 5862305), (45, 4689844), (60, 3517383), (90, 2344922), (180, 1172461)]