1572222720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{409433}}^1$

素因数の和:409457

約数の個数: 72

約数和(自身を含む): 5021298576

約数和(自身を除く): 3449075856

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, 480, 640, 768, 960, 1280, 1920, 3840, 409433, 818866, 1228299, 1637732, 2047165, 2456598, 3275464, 4094330, 4913196, 6141495, 6550928, 8188660, 9826392, 12282990, 13101856, 16377320, 19652784, 24565980, 26203712, 32754640, 39305568, 49131960, 52407424, 65509280, 78611136, 98263920, 104814848, 131018560, 157222272, 196527840, 262037120, 314444544, 393055680, 524074240, 786111360, 1572222720]

約数ペア:

[(1, 1572222720), (2, 786111360), (3, 524074240), (4, 393055680), (5, 314444544), (6, 262037120), (8, 196527840), (10, 157222272), (12, 131018560), (15, 104814848), (16, 98263920), (20, 78611136), (24, 65509280), (30, 52407424), (32, 49131960), (40, 39305568), (48, 32754640), (60, 26203712), (64, 24565980), (80, 19652784), (96, 16377320), (120, 13101856), (128, 12282990), (160, 9826392), (192, 8188660), (240, 6550928), (256, 6141495), (320, 4913196), (384, 4094330), (480, 3275464), (640, 2456598), (768, 2047165), (960, 1637732), (1280, 1228299), (1920, 818866), (3840, 409433)]