121628120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{8423}}^1$

素因数の和:8472

約数の個数: 48

約数和(自身を含む): 288858960

約数和(自身を除く): 167230840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 8423, 14440, 16846, 33692, 42115, 67384, 84230, 160037, 168460, 320074, 336920, 640148, 800185, 1280296, 1600370, 3040703, 3200740, 6081406, 6401480, 12162812, 15203515, 24325624, 30407030, 60814060, 121628120]

約数ペア:

[(1, 121628120), (2, 60814060), (4, 30407030), (5, 24325624), (8, 15203515), (10, 12162812), (19, 6401480), (20, 6081406), (38, 3200740), (40, 3040703), (76, 1600370), (95, 1280296), (152, 800185), (190, 640148), (361, 336920), (380, 320074), (722, 168460), (760, 160037), (1444, 84230), (1805, 67384), (2888, 42115), (3610, 33692), (7220, 16846), (8423, 14440)]