91421640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{253949}}^1$

素因数の和:253966

約数の個数: 48

約数和(自身を含む): 297121500

約数和(自身を除く): 205699860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 253949, 507898, 761847, 1015796, 1269745, 1523694, 2031592, 2285541, 2539490, 3047388, 3809235, 4571082, 5078980, 6094776, 7618470, 9142164, 10157960, 11427705, 15236940, 18284328, 22855410, 30473880, 45710820, 91421640]

約数ペア:

[(1, 91421640), (2, 45710820), (3, 30473880), (4, 22855410), (5, 18284328), (6, 15236940), (8, 11427705), (9, 10157960), (10, 9142164), (12, 7618470), (15, 6094776), (18, 5078980), (20, 4571082), (24, 3809235), (30, 3047388), (36, 2539490), (40, 2285541), (45, 2031592), (60, 1523694), (72, 1269745), (90, 1015796), (120, 761847), (180, 507898), (360, 253949)]