84487980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8969}}^1$

素因数の和:9138

約数の個数: 48

約数和(自身を含む): 238099680

約数和(自身を除く): 153611700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 8969, 9420, 17938, 26907, 35876, 44845, 53814, 89690, 107628, 134535, 179380, 269070, 538140, 1408133, 2816266, 4224399, 5632532, 7040665, 8448798, 14081330, 16897596, 21121995, 28162660, 42243990, 84487980]

約数ペア:

[(1, 84487980), (2, 42243990), (3, 28162660), (4, 21121995), (5, 16897596), (6, 14081330), (10, 8448798), (12, 7040665), (15, 5632532), (20, 4224399), (30, 2816266), (60, 1408133), (157, 538140), (314, 269070), (471, 179380), (628, 134535), (785, 107628), (942, 89690), (1570, 53814), (1884, 44845), (2355, 35876), (3140, 26907), (4710, 17938), (8969, 9420)]