209807820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1933}}^1$

素因数の和:2021

約数の個数: 120

約数和(自身を含む): 668343984

約数和(自身を除く): 458536164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 81, 90, 108, 134, 135, 162, 180, 201, 268, 270, 324, 335, 402, 405, 540, 603, 670, 804, 810, 1005, 1206, 1340, 1620, 1809, 1933, 2010, 2412, 3015, 3618, 3866, 4020, 5427, 5799, 6030, 7236, 7732, 9045, 9665, 10854, 11598, 12060, 17397, 18090, 19330, 21708, 23196, 27135, 28995, 34794, 36180, 38660, 52191, 54270, 57990, 69588, 86985, 104382, 108540, 115980, 129511, 156573, 173970, 208764, 259022, 260955, 313146, 347940, 388533, 518044, 521910, 626292, 647555, 777066, 782865, 1043820, 1165599, 1295110, 1554132, 1565730, 1942665, 2331198, 2590220, 3131460, 3496797, 3885330, 4662396, 5827995, 6993594, 7770660, 10490391, 11655990, 13987188, 17483985, 20980782, 23311980, 34967970, 41961564, 52451955, 69935940, 104903910, 209807820]

約数ペア:

[(1, 209807820), (2, 104903910), (3, 69935940), (4, 52451955), (5, 41961564), (6, 34967970), (9, 23311980), (10, 20980782), (12, 17483985), (15, 13987188), (18, 11655990), (20, 10490391), (27, 7770660), (30, 6993594), (36, 5827995), (45, 4662396), (54, 3885330), (60, 3496797), (67, 3131460), (81, 2590220), (90, 2331198), (108, 1942665), (134, 1565730), (135, 1554132), (162, 1295110), (180, 1165599), (201, 1043820), (268, 782865), (270, 777066), (324, 647555), (335, 626292), (402, 521910), (405, 518044), (540, 388533), (603, 347940), (670, 313146), (804, 260955), (810, 259022), (1005, 208764), (1206, 173970), (1340, 156573), (1620, 129511), (1809, 115980), (1933, 108540), (2010, 104382), (2412, 86985), (3015, 69588), (3618, 57990), (3866, 54270), (4020, 52191), (5427, 38660), (5799, 36180), (6030, 34794), (7236, 28995), (7732, 27135), (9045, 23196), (9665, 21708), (10854, 19330), (11598, 18090), (12060, 17397)]