145761920

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11987}}^1$

素因数の和:12025

約数の個数: 64

約数和(自身を含む): 366832800

約数和(自身を除く): 221070880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 11987, 12160, 23974, 47948, 59935, 95896, 119870, 191792, 227753, 239740, 383584, 455506, 479480, 767168, 911012, 958960, 1138765, 1534336, 1822024, 1917920, 2277530, 3644048, 3835840, 4555060, 7288096, 7671680, 9110120, 14576192, 18220240, 29152384, 36440480, 72880960, 145761920]

約数ペア:

[(1, 145761920), (2, 72880960), (4, 36440480), (5, 29152384), (8, 18220240), (10, 14576192), (16, 9110120), (19, 7671680), (20, 7288096), (32, 4555060), (38, 3835840), (40, 3644048), (64, 2277530), (76, 1917920), (80, 1822024), (95, 1534336), (128, 1138765), (152, 958960), (160, 911012), (190, 767168), (304, 479480), (320, 455506), (380, 383584), (608, 239740), (640, 227753), (760, 191792), (1216, 119870), (1520, 95896), (2432, 59935), (3040, 47948), (6080, 23974), (11987, 12160)]