1455883020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{21341}}^1$

素因数の和:21735

約数の個数: 72

約数和(自身を含む): 4428038160

約数和(自身を除く): 2972155140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1137, 1516, 1895, 2274, 3411, 3790, 4548, 5685, 6822, 7580, 11370, 13644, 17055, 21341, 22740, 34110, 42682, 64023, 68220, 85364, 106705, 128046, 192069, 213410, 256092, 320115, 384138, 426820, 640230, 768276, 960345, 1280460, 1920690, 3841380, 8088239, 16176478, 24264717, 32352956, 40441195, 48529434, 72794151, 80882390, 97058868, 121323585, 145588302, 161764780, 242647170, 291176604, 363970755, 485294340, 727941510, 1455883020]

約数ペア:

[(1, 1455883020), (2, 727941510), (3, 485294340), (4, 363970755), (5, 291176604), (6, 242647170), (9, 161764780), (10, 145588302), (12, 121323585), (15, 97058868), (18, 80882390), (20, 72794151), (30, 48529434), (36, 40441195), (45, 32352956), (60, 24264717), (90, 16176478), (180, 8088239), (379, 3841380), (758, 1920690), (1137, 1280460), (1516, 960345), (1895, 768276), (2274, 640230), (3411, 426820), (3790, 384138), (4548, 320115), (5685, 256092), (6822, 213410), (7580, 192069), (11370, 128046), (13644, 106705), (17055, 85364), (21341, 68220), (22740, 64023), (34110, 42682)]