9898451820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{155783}}^1$

素因数の和:156151

約数の個数: 72

約数和(自身を含む): 30110554656

約数和(自身を除く): 20212102836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1412, 1765, 2118, 3177, 3530, 4236, 5295, 6354, 7060, 10590, 12708, 15885, 21180, 31770, 63540, 155783, 311566, 467349, 623132, 778915, 934698, 1402047, 1557830, 1869396, 2336745, 2804094, 3115660, 4673490, 5608188, 7010235, 9346980, 14020470, 28040940, 54991399, 109982798, 164974197, 219965596, 274956995, 329948394, 494922591, 549913990, 659896788, 824870985, 989845182, 1099827980, 1649741970, 1979690364, 2474612955, 3299483940, 4949225910, 9898451820]

約数ペア:

[(1, 9898451820), (2, 4949225910), (3, 3299483940), (4, 2474612955), (5, 1979690364), (6, 1649741970), (9, 1099827980), (10, 989845182), (12, 824870985), (15, 659896788), (18, 549913990), (20, 494922591), (30, 329948394), (36, 274956995), (45, 219965596), (60, 164974197), (90, 109982798), (180, 54991399), (353, 28040940), (706, 14020470), (1059, 9346980), (1412, 7010235), (1765, 5608188), (2118, 4673490), (3177, 3115660), (3530, 2804094), (4236, 2336745), (5295, 1869396), (6354, 1557830), (7060, 1402047), (10590, 934698), (12708, 778915), (15885, 623132), (21180, 467349), (31770, 311566), (63540, 155783)]