378412970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 765400428

約数和(自身を除く): 386987458

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 233, 310, 338, 403, 466, 806, 845, 961, 1165, 1690, 1922, 2015, 2330, 3029, 4030, 4805, 5239, 6058, 7223, 9610, 10478, 12493, 14446, 15145, 24986, 26195, 30290, 36115, 39377, 52390, 62465, 72230, 78754, 93899, 124930, 162409, 187798, 196885, 223913, 324818, 393770, 447826, 469495, 812045, 938990, 1119565, 1220687, 1624090, 2239130, 2441374, 2910869, 5821738, 6103435, 12206870, 14554345, 29108690, 37841297, 75682594, 189206485, 378412970]

約数ペア:

[(1, 378412970), (2, 189206485), (5, 75682594), (10, 37841297), (13, 29108690), (26, 14554345), (31, 12206870), (62, 6103435), (65, 5821738), (130, 2910869), (155, 2441374), (169, 2239130), (233, 1624090), (310, 1220687), (338, 1119565), (403, 938990), (466, 812045), (806, 469495), (845, 447826), (961, 393770), (1165, 324818), (1690, 223913), (1922, 196885), (2015, 187798), (2330, 162409), (3029, 124930), (4030, 93899), (4805, 78754), (5239, 72230), (6058, 62465), (7223, 52390), (9610, 39377), (10478, 36115), (12493, 30290), (14446, 26195), (15145, 24986)]