78356640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163243}}^1$

素因数の和:163261

約数の個数: 48

約数和(自身を含む): 246824928

約数和(自身を除く): 168468288

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, 163243, 326486, 489729, 652972, 816215, 979458, 1305944, 1632430, 1958916, 2448645, 2611888, 3264860, 3917832, 4897290, 5223776, 6529720, 7835664, 9794580, 13059440, 15671328, 19589160, 26118880, 39178320, 78356640]

約数ペア:

[(1, 78356640), (2, 39178320), (3, 26118880), (4, 19589160), (5, 15671328), (6, 13059440), (8, 9794580), (10, 7835664), (12, 6529720), (15, 5223776), (16, 4897290), (20, 3917832), (24, 3264860), (30, 2611888), (32, 2448645), (40, 1958916), (48, 1632430), (60, 1305944), (80, 979458), (96, 816215), (120, 652972), (160, 489729), (240, 326486), (480, 163243)]