140971012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^3$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 315474432

約数和(自身を除く): 174503420

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 169, 182, 217, 338, 364, 403, 434, 676, 806, 868, 961, 1183, 1612, 1922, 2366, 2821, 3844, 4732, 5239, 5642, 6727, 10478, 11284, 12493, 13454, 20956, 24986, 26908, 29791, 36673, 49972, 59582, 73346, 87451, 119164, 146692, 162409, 174902, 208537, 324818, 349804, 387283, 417074, 649636, 774566, 834148, 1136863, 1549132, 2273726, 2710981, 4547452, 5034679, 5421962, 10069358, 10843924, 20138716, 35242753, 70485506, 140971012]

約数ペア:

[(1, 140971012), (2, 70485506), (4, 35242753), (7, 20138716), (13, 10843924), (14, 10069358), (26, 5421962), (28, 5034679), (31, 4547452), (52, 2710981), (62, 2273726), (91, 1549132), (124, 1136863), (169, 834148), (182, 774566), (217, 649636), (338, 417074), (364, 387283), (403, 349804), (434, 324818), (676, 208537), (806, 174902), (868, 162409), (961, 146692), (1183, 119164), (1612, 87451), (1922, 73346), (2366, 59582), (2821, 49972), (3844, 36673), (4732, 29791), (5239, 26908), (5642, 24986), (6727, 20956), (10478, 13454), (11284, 12493)]