131520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{137}}^1$

素因数の和:157

約数の個数: 56

約数和(自身を含む): 420624

約数和(自身を除く): 289104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 137, 160, 192, 240, 274, 320, 411, 480, 548, 685, 822, 960, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 4384, 5480, 6576, 8220, 8768, 10960, 13152, 16440, 21920, 26304, 32880, 43840, 65760, 131520]

約数ペア:

[(1, 131520), (2, 65760), (3, 43840), (4, 32880), (5, 26304), (6, 21920), (8, 16440), (10, 13152), (12, 10960), (15, 8768), (16, 8220), (20, 6576), (24, 5480), (30, 4384), (32, 4110), (40, 3288), (48, 2740), (60, 2192), (64, 2055), (80, 1644), (96, 1370), (120, 1096), (137, 960), (160, 822), (192, 685), (240, 548), (274, 480), (320, 411)]