154378320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{643243}}^1$

素因数の和:643259

約数の個数: 40

約数和(自身を含む): 478573536

約数和(自身を除く): 324195216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 643243, 1286486, 1929729, 2572972, 3216215, 3859458, 5145944, 6432430, 7718916, 9648645, 10291888, 12864860, 15437832, 19297290, 25729720, 30875664, 38594580, 51459440, 77189160, 154378320]

約数ペア:

[(1, 154378320), (2, 77189160), (3, 51459440), (4, 38594580), (5, 30875664), (6, 25729720), (8, 19297290), (10, 15437832), (12, 12864860), (15, 10291888), (16, 9648645), (20, 7718916), (24, 6432430), (30, 5145944), (40, 3859458), (48, 3216215), (60, 2572972), (80, 1929729), (120, 1286486), (240, 643243)]