19088640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1657}}^1$

素因数の和:1684

約数の個数: 108

約数和(自身を含む): 66084564

約数和(自身を除く): 46995924

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, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1657, 1920, 2304, 2880, 3314, 3840, 4971, 5760, 6628, 8285, 9942, 11520, 13256, 14913, 16570, 19884, 24855, 26512, 29826, 33140, 39768, 49710, 53024, 59652, 66280, 74565, 79536, 99420, 106048, 119304, 132560, 149130, 159072, 198840, 212096, 238608, 265120, 298260, 318144, 397680, 424192, 477216, 530240, 596520, 636288, 795360, 954432, 1060480, 1193040, 1272576, 1590720, 1908864, 2120960, 2386080, 3181440, 3817728, 4772160, 6362880, 9544320, 19088640]

約数ペア:

[(1, 19088640), (2, 9544320), (3, 6362880), (4, 4772160), (5, 3817728), (6, 3181440), (8, 2386080), (9, 2120960), (10, 1908864), (12, 1590720), (15, 1272576), (16, 1193040), (18, 1060480), (20, 954432), (24, 795360), (30, 636288), (32, 596520), (36, 530240), (40, 477216), (45, 424192), (48, 397680), (60, 318144), (64, 298260), (72, 265120), (80, 238608), (90, 212096), (96, 198840), (120, 159072), (128, 149130), (144, 132560), (160, 119304), (180, 106048), (192, 99420), (240, 79536), (256, 74565), (288, 66280), (320, 59652), (360, 53024), (384, 49710), (480, 39768), (576, 33140), (640, 29826), (720, 26512), (768, 24855), (960, 19884), (1152, 16570), (1280, 14913), (1440, 13256), (1657, 11520), (1920, 9942), (2304, 8285), (2880, 6628), (3314, 5760), (3840, 4971)]