399053040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{22777}}^1$

素因数の和:22866

約数の個数: 80

約数和(自身を含む): 1254065568

約数和(自身を除く): 855012528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1168, 1460, 1752, 2190, 2920, 3504, 4380, 5840, 8760, 17520, 22777, 45554, 68331, 91108, 113885, 136662, 182216, 227770, 273324, 341655, 364432, 455540, 546648, 683310, 911080, 1093296, 1366620, 1662721, 1822160, 2733240, 3325442, 4988163, 5466480, 6650884, 8313605, 9976326, 13301768, 16627210, 19952652, 24940815, 26603536, 33254420, 39905304, 49881630, 66508840, 79810608, 99763260, 133017680, 199526520, 399053040]

約数ペア:

[(1, 399053040), (2, 199526520), (3, 133017680), (4, 99763260), (5, 79810608), (6, 66508840), (8, 49881630), (10, 39905304), (12, 33254420), (15, 26603536), (16, 24940815), (20, 19952652), (24, 16627210), (30, 13301768), (40, 9976326), (48, 8313605), (60, 6650884), (73, 5466480), (80, 4988163), (120, 3325442), (146, 2733240), (219, 1822160), (240, 1662721), (292, 1366620), (365, 1093296), (438, 911080), (584, 683310), (730, 546648), (876, 455540), (1095, 364432), (1168, 341655), (1460, 273324), (1752, 227770), (2190, 182216), (2920, 136662), (3504, 113885), (4380, 91108), (5840, 68331), (8760, 45554), (17520, 22777)]