31518660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{971}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 88506432

約数和(自身を除く): 56987772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 541, 971, 1082, 1623, 1942, 2164, 2705, 2913, 3246, 3884, 4855, 5410, 5826, 6492, 8115, 9710, 10820, 11652, 14565, 16230, 19420, 29130, 32460, 58260, 525311, 1050622, 1575933, 2101244, 2626555, 3151866, 5253110, 6303732, 7879665, 10506220, 15759330, 31518660]

約数ペア:

[(1, 31518660), (2, 15759330), (3, 10506220), (4, 7879665), (5, 6303732), (6, 5253110), (10, 3151866), (12, 2626555), (15, 2101244), (20, 1575933), (30, 1050622), (60, 525311), (541, 58260), (971, 32460), (1082, 29130), (1623, 19420), (1942, 16230), (2164, 14565), (2705, 11652), (2913, 10820), (3246, 9710), (3884, 8115), (4855, 6492), (5410, 5826)]