27990720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{9719}}^1$

素因数の和:9742

約数の個数: 84

約数和(自身を含む): 96286320

約数和(自身を除く): 68295600

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, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 9719, 19438, 29157, 38876, 48595, 58314, 77752, 87471, 97190, 116628, 145785, 155504, 174942, 194380, 233256, 291570, 311008, 349884, 388760, 437355, 466512, 583140, 622016, 699768, 777520, 874710, 933024, 1166280, 1399536, 1555040, 1749420, 1866048, 2332560, 2799072, 3110080, 3498840, 4665120, 5598144, 6997680, 9330240, 13995360, 27990720]

約数ペア:

[(1, 27990720), (2, 13995360), (3, 9330240), (4, 6997680), (5, 5598144), (6, 4665120), (8, 3498840), (9, 3110080), (10, 2799072), (12, 2332560), (15, 1866048), (16, 1749420), (18, 1555040), (20, 1399536), (24, 1166280), (30, 933024), (32, 874710), (36, 777520), (40, 699768), (45, 622016), (48, 583140), (60, 466512), (64, 437355), (72, 388760), (80, 349884), (90, 311008), (96, 291570), (120, 233256), (144, 194380), (160, 174942), (180, 155504), (192, 145785), (240, 116628), (288, 97190), (320, 87471), (360, 77752), (480, 58314), (576, 48595), (720, 38876), (960, 29157), (1440, 19438), (2880, 9719)]