1284480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{223}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 4455360

約数和(自身を除く): 3170880

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, 223, 240, 288, 320, 360, 384, 446, 480, 576, 640, 669, 720, 892, 960, 1115, 1152, 1338, 1440, 1784, 1920, 2007, 2230, 2676, 2880, 3345, 3568, 4014, 4460, 5352, 5760, 6690, 7136, 8028, 8920, 10035, 10704, 13380, 14272, 16056, 17840, 20070, 21408, 26760, 28544, 32112, 35680, 40140, 42816, 53520, 64224, 71360, 80280, 85632, 107040, 128448, 142720, 160560, 214080, 256896, 321120, 428160, 642240, 1284480]

約数ペア:

[(1, 1284480), (2, 642240), (3, 428160), (4, 321120), (5, 256896), (6, 214080), (8, 160560), (9, 142720), (10, 128448), (12, 107040), (15, 85632), (16, 80280), (18, 71360), (20, 64224), (24, 53520), (30, 42816), (32, 40140), (36, 35680), (40, 32112), (45, 28544), (48, 26760), (60, 21408), (64, 20070), (72, 17840), (80, 16056), (90, 14272), (96, 13380), (120, 10704), (128, 10035), (144, 8920), (160, 8028), (180, 7136), (192, 6690), (223, 5760), (240, 5352), (288, 4460), (320, 4014), (360, 3568), (384, 3345), (446, 2880), (480, 2676), (576, 2230), (640, 2007), (669, 1920), (720, 1784), (892, 1440), (960, 1338), (1115, 1152)]