212779620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{6833}}^1$

素因数の和:7021

約数の個数: 72

約数和(自身を含む): 649257336

約数和(自身を除く): 436477716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 6833, 7785, 10380, 13666, 15570, 20499, 27332, 31140, 34165, 40998, 61497, 68330, 81996, 102495, 122994, 136660, 204990, 245988, 307485, 409980, 614970, 1182109, 1229940, 2364218, 3546327, 4728436, 5910545, 7092654, 10638981, 11821090, 14185308, 17731635, 21277962, 23642180, 35463270, 42555924, 53194905, 70926540, 106389810, 212779620]

約数ペア:

[(1, 212779620), (2, 106389810), (3, 70926540), (4, 53194905), (5, 42555924), (6, 35463270), (9, 23642180), (10, 21277962), (12, 17731635), (15, 14185308), (18, 11821090), (20, 10638981), (30, 7092654), (36, 5910545), (45, 4728436), (60, 3546327), (90, 2364218), (173, 1229940), (180, 1182109), (346, 614970), (519, 409980), (692, 307485), (865, 245988), (1038, 204990), (1557, 136660), (1730, 122994), (2076, 102495), (2595, 81996), (3114, 68330), (3460, 61497), (5190, 40998), (6228, 34165), (6833, 31140), (7785, 27332), (10380, 20499), (13666, 15570)]