145920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1$

素因数の和:45

約数の個数: 80

約数和(自身を含む): 491040

約数和(自身を除く): 345120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 512, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1536, 1824, 1920, 2280, 2432, 2560, 3040, 3648, 3840, 4560, 4864, 6080, 7296, 7680, 9120, 9728, 12160, 14592, 18240, 24320, 29184, 36480, 48640, 72960, 145920]

約数ペア:

[(1, 145920), (2, 72960), (3, 48640), (4, 36480), (5, 29184), (6, 24320), (8, 18240), (10, 14592), (12, 12160), (15, 9728), (16, 9120), (19, 7680), (20, 7296), (24, 6080), (30, 4864), (32, 4560), (38, 3840), (40, 3648), (48, 3040), (57, 2560), (60, 2432), (64, 2280), (76, 1920), (80, 1824), (95, 1536), (96, 1520), (114, 1280), (120, 1216), (128, 1140), (152, 960), (160, 912), (190, 768), (192, 760), (228, 640), (240, 608), (256, 570), (285, 512), (304, 480), (320, 456), (380, 384)]