18858960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8731}}^1$

素因数の和:8753

約数の個数: 80

約数和(自身を含む): 64966080

約数和(自身を除く): 46107120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8731, 17462, 26193, 34924, 43655, 52386, 69848, 78579, 87310, 104772, 130965, 139696, 157158, 174620, 209544, 235737, 261930, 314316, 349240, 392895, 419088, 471474, 523860, 628632, 698480, 785790, 942948, 1047720, 1178685, 1257264, 1571580, 1885896, 2095440, 2357370, 3143160, 3771792, 4714740, 6286320, 9429480, 18858960]

約数ペア:

[(1, 18858960), (2, 9429480), (3, 6286320), (4, 4714740), (5, 3771792), (6, 3143160), (8, 2357370), (9, 2095440), (10, 1885896), (12, 1571580), (15, 1257264), (16, 1178685), (18, 1047720), (20, 942948), (24, 785790), (27, 698480), (30, 628632), (36, 523860), (40, 471474), (45, 419088), (48, 392895), (54, 349240), (60, 314316), (72, 261930), (80, 235737), (90, 209544), (108, 174620), (120, 157158), (135, 139696), (144, 130965), (180, 104772), (216, 87310), (240, 78579), (270, 69848), (360, 52386), (432, 43655), (540, 34924), (720, 26193), (1080, 17462), (2160, 8731)]