1645440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{857}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 5250960

約数和(自身を除く): 3605520

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, 320, 384, 480, 640, 857, 960, 1714, 1920, 2571, 3428, 4285, 5142, 6856, 8570, 10284, 12855, 13712, 17140, 20568, 25710, 27424, 34280, 41136, 51420, 54848, 68560, 82272, 102840, 109696, 137120, 164544, 205680, 274240, 329088, 411360, 548480, 822720, 1645440]

約数ペア:

[(1, 1645440), (2, 822720), (3, 548480), (4, 411360), (5, 329088), (6, 274240), (8, 205680), (10, 164544), (12, 137120), (15, 109696), (16, 102840), (20, 82272), (24, 68560), (30, 54848), (32, 51420), (40, 41136), (48, 34280), (60, 27424), (64, 25710), (80, 20568), (96, 17140), (120, 13712), (128, 12855), (160, 10284), (192, 8570), (240, 6856), (320, 5142), (384, 4285), (480, 3428), (640, 2571), (857, 1920), (960, 1714)]