3217920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{419}}^1$

素因数の和:445

約数の個数: 80

約数和(自身を含む): 10311840

約数和(自身を除く): 7093920

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, 128, 160, 192, 240, 256, 320, 384, 419, 480, 512, 640, 768, 838, 960, 1257, 1280, 1536, 1676, 1920, 2095, 2514, 2560, 3352, 3840, 4190, 5028, 6285, 6704, 7680, 8380, 10056, 12570, 13408, 16760, 20112, 25140, 26816, 33520, 40224, 50280, 53632, 67040, 80448, 100560, 107264, 134080, 160896, 201120, 214528, 268160, 321792, 402240, 536320, 643584, 804480, 1072640, 1608960, 3217920]

約数ペア:

[(1, 3217920), (2, 1608960), (3, 1072640), (4, 804480), (5, 643584), (6, 536320), (8, 402240), (10, 321792), (12, 268160), (15, 214528), (16, 201120), (20, 160896), (24, 134080), (30, 107264), (32, 100560), (40, 80448), (48, 67040), (60, 53632), (64, 50280), (80, 40224), (96, 33520), (120, 26816), (128, 25140), (160, 20112), (192, 16760), (240, 13408), (256, 12570), (320, 10056), (384, 8380), (419, 7680), (480, 6704), (512, 6285), (640, 5028), (768, 4190), (838, 3840), (960, 3352), (1257, 2560), (1280, 2514), (1536, 2095), (1676, 1920)]