218735640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{67511}}^1$

素因数の和:67534

約数の個数: 80

約数和(自身を含む): 735205680

約数和(自身を除く): 516470040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 67511, 135022, 202533, 270044, 337555, 405066, 540088, 607599, 675110, 810132, 1012665, 1215198, 1350220, 1620264, 1822797, 2025330, 2430396, 2700440, 3037995, 3645594, 4050660, 4860792, 5468391, 6075990, 7291188, 8101320, 9113985, 10936782, 12151980, 14582376, 18227970, 21873564, 24303960, 27341955, 36455940, 43747128, 54683910, 72911880, 109367820, 218735640]

約数ペア:

[(1, 218735640), (2, 109367820), (3, 72911880), (4, 54683910), (5, 43747128), (6, 36455940), (8, 27341955), (9, 24303960), (10, 21873564), (12, 18227970), (15, 14582376), (18, 12151980), (20, 10936782), (24, 9113985), (27, 8101320), (30, 7291188), (36, 6075990), (40, 5468391), (45, 4860792), (54, 4050660), (60, 3645594), (72, 3037995), (81, 2700440), (90, 2430396), (108, 2025330), (120, 1822797), (135, 1620264), (162, 1350220), (180, 1215198), (216, 1012665), (270, 810132), (324, 675110), (360, 607599), (405, 540088), (540, 405066), (648, 337555), (810, 270044), (1080, 202533), (1620, 135022), (3240, 67511)]