309830880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{645481}}^1$

素因数の和:645499

約数の個数: 48

約数和(自身を含む): 975968784

約数和(自身を除く): 666137904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 645481, 1290962, 1936443, 2581924, 3227405, 3872886, 5163848, 6454810, 7745772, 9682215, 10327696, 12909620, 15491544, 19364430, 20655392, 25819240, 30983088, 38728860, 51638480, 61966176, 77457720, 103276960, 154915440, 309830880]

約数ペア:

[(1, 309830880), (2, 154915440), (3, 103276960), (4, 77457720), (5, 61966176), (6, 51638480), (8, 38728860), (10, 30983088), (12, 25819240), (15, 20655392), (16, 19364430), (20, 15491544), (24, 12909620), (30, 10327696), (32, 9682215), (40, 7745772), (48, 6454810), (60, 5163848), (80, 3872886), (96, 3227405), (120, 2581924), (160, 1936443), (240, 1290962), (480, 645481)]