1205446920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{72269}}^1$

素因数の和:72422

約数の個数: 64

約数和(自身を含む): 3642408000

約数和(自身を除く): 2436961080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 16680, 72269, 144538, 216807, 289076, 361345, 433614, 578152, 722690, 867228, 1084035, 1445380, 1734456, 2168070, 2890760, 4336140, 8672280, 10045391, 20090782, 30136173, 40181564, 50226955, 60272346, 80363128, 100453910, 120544692, 150680865, 200907820, 241089384, 301361730, 401815640, 602723460, 1205446920]

約数ペア:

[(1, 1205446920), (2, 602723460), (3, 401815640), (4, 301361730), (5, 241089384), (6, 200907820), (8, 150680865), (10, 120544692), (12, 100453910), (15, 80363128), (20, 60272346), (24, 50226955), (30, 40181564), (40, 30136173), (60, 20090782), (120, 10045391), (139, 8672280), (278, 4336140), (417, 2890760), (556, 2168070), (695, 1734456), (834, 1445380), (1112, 1084035), (1390, 867228), (1668, 722690), (2085, 578152), (2780, 433614), (3336, 361345), (4170, 289076), (5560, 216807), (8340, 144538), (16680, 72269)]