128691120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{536213}}^1$

素因数の和:536229

約数の個数: 40

約数和(自身を含む): 398943216

約数和(自身を除く): 270252096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 536213, 1072426, 1608639, 2144852, 2681065, 3217278, 4289704, 5362130, 6434556, 8043195, 8579408, 10724260, 12869112, 16086390, 21448520, 25738224, 32172780, 42897040, 64345560, 128691120]

約数ペア:

[(1, 128691120), (2, 64345560), (3, 42897040), (4, 32172780), (5, 25738224), (6, 21448520), (8, 16086390), (10, 12869112), (12, 10724260), (15, 8579408), (16, 8043195), (20, 6434556), (24, 5362130), (30, 4289704), (40, 3217278), (48, 2681065), (60, 2144852), (80, 1608639), (120, 1072426), (240, 536213)]