1578240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{137}}^1$

素因数の和:164

約数の個数: 108

約数和(自身を含む): 5500404

約数和(自身を除く): 3922164

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 137, 144, 160, 180, 192, 240, 256, 274, 288, 320, 360, 384, 411, 480, 548, 576, 640, 685, 720, 768, 822, 960, 1096, 1152, 1233, 1280, 1370, 1440, 1644, 1920, 2055, 2192, 2304, 2466, 2740, 2880, 3288, 3840, 4110, 4384, 4932, 5480, 5760, 6165, 6576, 8220, 8768, 9864, 10960, 11520, 12330, 13152, 16440, 17536, 19728, 21920, 24660, 26304, 32880, 35072, 39456, 43840, 49320, 52608, 65760, 78912, 87680, 98640, 105216, 131520, 157824, 175360, 197280, 263040, 315648, 394560, 526080, 789120, 1578240]

約数ペア:

[(1, 1578240), (2, 789120), (3, 526080), (4, 394560), (5, 315648), (6, 263040), (8, 197280), (9, 175360), (10, 157824), (12, 131520), (15, 105216), (16, 98640), (18, 87680), (20, 78912), (24, 65760), (30, 52608), (32, 49320), (36, 43840), (40, 39456), (45, 35072), (48, 32880), (60, 26304), (64, 24660), (72, 21920), (80, 19728), (90, 17536), (96, 16440), (120, 13152), (128, 12330), (137, 11520), (144, 10960), (160, 9864), (180, 8768), (192, 8220), (240, 6576), (256, 6165), (274, 5760), (288, 5480), (320, 4932), (360, 4384), (384, 4110), (411, 3840), (480, 3288), (548, 2880), (576, 2740), (640, 2466), (685, 2304), (720, 2192), (768, 2055), (822, 1920), (960, 1644), (1096, 1440), (1152, 1370), (1233, 1280)]