154840240

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9173}}^1$

素因数の和:9397

約数の個数: 40

約数和(自身を含む): 361749168

約数和(自身を除く): 206908928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 9173, 16880, 18346, 36692, 45865, 73384, 91730, 146768, 183460, 366920, 733840, 1935503, 3871006, 7742012, 9677515, 15484024, 19355030, 30968048, 38710060, 77420120, 154840240]

約数ペア:

[(1, 154840240), (2, 77420120), (4, 38710060), (5, 30968048), (8, 19355030), (10, 15484024), (16, 9677515), (20, 7742012), (40, 3871006), (80, 1935503), (211, 733840), (422, 366920), (844, 183460), (1055, 146768), (1688, 91730), (2110, 73384), (3376, 45865), (4220, 36692), (8440, 18346), (9173, 16880)]