779287980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{65267}}^1$

素因数の和:65478

約数の個数: 48

約数和(自身を含む): 2193004800

約数和(自身を除く): 1413716820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 11940, 65267, 130534, 195801, 261068, 326335, 391602, 652670, 783204, 979005, 1305340, 1958010, 3916020, 12988133, 25976266, 38964399, 51952532, 64940665, 77928798, 129881330, 155857596, 194821995, 259762660, 389643990, 779287980]

約数ペア:

[(1, 779287980), (2, 389643990), (3, 259762660), (4, 194821995), (5, 155857596), (6, 129881330), (10, 77928798), (12, 64940665), (15, 51952532), (20, 38964399), (30, 25976266), (60, 12988133), (199, 3916020), (398, 1958010), (597, 1305340), (796, 979005), (995, 783204), (1194, 652670), (1990, 391602), (2388, 326335), (2985, 261068), (3980, 195801), (5970, 130534), (11940, 65267)]